幾何
三角形、圓、解析幾何與證明題。
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select the correct answer. what is the height, x, of the equilateral tr…
B. $5\sqrt{3}$ in.
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select the correct answer. lacy is making a new sail for her boat. the …
A. 70.1 square feet
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4 fill in the blank 9 points 4. $\\triangle pqs \\cong \\triangle \\squ…
$\triangle PQS \cong \triangle RSQ$ by SSS
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write the standard form of the equation of the circle with the graph sh…
\((x-5)^2 + (y+6)^2 = 4\)
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select the correct answer. an online retailer is shipping a shower curt…
C. Yes, because the longest diagonal of the box is 15.7 feet long.
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4 fill in the blank 9 points 4. $\\triangle pqs \\cong \\triangle \\squ…
$\triangle PQS \cong \triangle RSQ$ by SSS
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if $xv = 27 - 2x$ and $vz = 3x + 2$, find $vz$ and $xz$. $vz =$ $xz =$ …
$VZ=17$ $XZ=34$
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complementary and supplementary angles instruction active using the con…
By the **Congruent Complements Theorem**, we know that angle 1 is congruent to angle 3. The measure of angle 1 equals the measure of angle 3 by the definition of **congruent** ang…
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solve for $angle k$. submit your answer in terms of degrees. draw 123° …
$57^\circ$
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gles, g-j are rhombi, and k-l are squares. find each cord the number wi…
$m\angle P = 48^\circ$ $m\angle Q = 132^\circ$
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use the figure to complete each part. (a) write two other names for $an…
(a) $\angle PMQ$ and $\angle M$ (b) $\overrightarrow{MN}$ and $\overrightarrow{MQ}$ (c) $M$
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use the figure to complete each part. (a) name the sides of $angle 1$. …
(a) $\overrightarrow{QT}$ and $\overrightarrow{QR}$ (b) $Q$ (c) $\angle 2$ and $\angle SQR$
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try: concepts and connections (27.0821000) yl ic (spring)complementary …
The completed proof steps are: | Statements | Reasons | |------------|---------| | 1. $\angle 1$ and $\angle 2$ are supp. | 1. given | | 2. $\angle 3$ and $\angle 4$ are supp. | 2…
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directions: a-c are parallelograms, d-f are rectang part, identify the …
$m\angle B = 121^\circ$ $m\angle C = 59^\circ$
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deltamath ← back to home sequencing transformations due: february 11 at…
Reflection over the $y$-axis followed by a vertical translation up 6 units
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1.6 triangle inequality maria draw a triangle with side lengths 3 and 7…
B. 8 --- ### Second Question (Valid triangle side lengths)
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complementary and supplementary angles instruction active using the con…
By the **Congruent Complements Theorem**, we know that angle 1 is congruent to angle 3. The measure of angle 1 equals the measure of angle 3 by the definition of **congruent** ang…
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these figures are congruent. what is lm? ____ miles
50 miles
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triangle jlk: ∠j = 58°, ∠l = 79°, ∠k = 43°, jl = 40 mm, lk = 50 mm tria…
50 millimeters
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1 the given diagram represents the construction of a line parallel to $…
B. $IJ = PQ$
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these figures are congruent. what is lm? ____ meters
50 meters
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$\\triangle kji \\cong \\triangle pqr$. what is $qr$? _______ inches
87 inches
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these figures are congruent. what is st? $square$ miles
50 miles
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complementary and supplementary angles instruction active calculating a…
$y = 10$ $m\angle JKM = 106^\circ$ $m\angle MKL = 74^\circ$
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complementary and supplementary angles instruction active finding angle…
$m\angle EAD = 29^\circ$ $m\angle CAB = 119^\circ$
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right triangles practicename: _______________word problemsdirections: d…
1. $\approx6.30$ meters 2. $\approx21.10$ meters 3. $\approx34.64$ meters (or $20\sqrt{3}$ meters) 4. $\approx229.62$ meters 5. $\approx10.35$ feet
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right triangles practice trigonometry directions: mark the given inform…
1. $z\approx70.0$ cm 2. $y\approx72.6^\circ$ 3. $y\approx64.5$ cm 4. $x\approx25.4$ m 5. $x\approx35.5^\circ$ 6. $x\approx21.1^\circ$
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graph a line that contains the point $(-2, -3)$ and has a slope of $\fr…
The line with equation $y=\frac{8}{7}x - \frac{5}{7}$, passing through $(-2,-3)$ and $(5,5)$, graphed as a straight line through these two points.
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right triangles practice name: pythagorean theorem directions: use the …
1. $\approx 62.49$ 2. $\approx 109.04$ 3. $\approx 57.17$ 4. $\approx 89.40$ 5. $\approx 64.41$ 6. $25$
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6) find the standard form equation for the ellipse. $25x^2 + 16y^2 + 15…
$\boldsymbol{\frac{(x+3)^2}{5^2} + \frac{(y-2)^2}{4^2} = 1}$ (corresponding to the first option)
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question given $m\\parallel n$, find the value of x. answer attempt 2 o…
$x = 15$
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question show examples given $m\\parallel n$, find the value of x. answ…
$x=51.5$
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which set of equations is enough information to prove that lines a and …
A. $m\angle4 = 110^\circ$ and $m\angle3 = 70^\circ$
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given $m\\parallel n$, find the value of x. answer attempt 1 out of 2 $…
$x=13$
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question given $m\\parallel n$, find the value of x. answer attempt 2 o…
$x = 15$
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a gatsdy\the lights grow brighter as the earth lurches away from the su…
1. *"the earth lurches away from the sun"* 2. *playing, music, voices, pitches, Laughter, cheerful word* 3. *brighter, cheerful, confident, joyous, triumph* 4. *lurches, change, s…
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given $m\\parallel n$, find the value of x. $(9x-4)^\\circ$ $(2x+19)^\\…
$15$
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find the scale factor.
$\frac{1}{2}$
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given $m\\parallel n$, find the value of x. answer attempt 1 out of 2 $…
$x=13$
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given $m\\parallel n$, find the value of x. answer attempt 2 out of 2 $…
$35$
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triangle $abc$ is rotated about point $p$. select the true statements. …
- $m\angle A = m\angle A'$
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instructions read the question carefully and select the best answer. wh…
D. "The remedy lies in breaking the vicious circle and restoring the confidence of the European people in the economic future of their own countries and of Europe as a whole."
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triangle $abc$ is rotated about point $p$. select the true statements. …
- $m\angle A = m\angle A'$
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concepts and connections (27.0821000) yl ic (spring) proving lines para…
2. Alternate Interior Angles Theorem 4. Transitive Property of Congruence 5. Converse of Alternate Interior Angles Theorem
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find the number of unique lines of symmetry. draw show your work here 6
6
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3. if given the side lengths of a triangle, show or explain how you cou…
1. First, identify the longest side of the triangle (label it $c$, and label the other two sides $a$ and $b$). 2. Calculate the sum of the squares of the two shorter sides: $a^2 +…
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proving lines parallel assignment active identifying missing components…
1. First blank: they are given 2. Second blank: \(\angle 2\); Third blank: \(\angle 3\) 3. Fourth blank: corresponding angles converse theorem
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metry: concepts and connections (27.0821000) yl ic (spring) proving lin…
$x = 80^\circ$ $y = 130^\circ$
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3. the climax of the story occurs when santiago sails back to shore wit…
3. the marlin circles the skiff while Santiago reels him in 4. because he won an arm wrestling contest
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the polygons in each pair are similar. find the scale factor of the sma…
11. $6$ 12. $\frac{5}{4}$ 13. $\frac{3}{2}$ 14. $2$ 15. $\frac{3}{2}$ 16. $6$ 17. $\frac{6}{5}$ 18. $\frac{3}{2}$ 19. $\frac{6}{5}$ 20. $5$
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ry: concepts and connections (27.0821000) yl ic (spring) proving lines …
converse of the corresponding angles theorem
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try: concepts and connections (27.0821000) yl ic (spring)complementary …
The completed proof steps are: | Statements | Reasons | |------------|---------| | 1. $\angle 1$ and $\angle 2$ are supp. | 1. given | | 2. $\angle 3$ and $\angle 4$ are supp. | 2…
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quiz 4.1.1 - quadratic graphs < 2 of 2 1 2 a. (-3.4,0) b. (5.4,0) c. (2…
b. (5.4,0)
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which of the following equations could be used to find the value of x? …
$\frac{\sin(x)}{37} = \frac{\sin(69)}{56}$
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2 fill in the blank 1 point identify the line of reflection for the ima…
y (the line $x=0$ / y-axis)
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1 multiple choice 1 point identify the line of reflection for the image…
$y = -x$
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capitulo 4b fecha guided practice activities 4b-3 the imperfect tense (…
1. **Circled:** Yo hablaba por teléfono; **Underlined:** la fiesta empezó 2. **Circled:** Mis parientes y yo charlábamos; **Underlined:** la fiesta empezó 3. **Circled:** Luz cont…
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use the segment addition postulate to find the indicated length. 4. fin…
$RT = 25.5$ $BC = 29$ $MN = 6$
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lesson 1.2 practice b continued for use with the lesson \use segments a…
19. $AB = 11$ 20. $BD = 43$ 21. $CY = 33$ 22. $CD = 32$ 23. $XC = 11$ 24. $CZ = 44$ 25. $ST = 24$ 26. $AC = 28$ 27. $NP = 32$ 28. $HJ = 10$, $JK = 15$ 29. $HJ = 2$, $JK = 20$ 30. …
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zumere 13. 8.6 m 6.5 m 8.4 m 14. 9.5 mi 8.6 mi 15 mi of a triangle: $=\…
13. $55.9 \text{ m}^2$ 14. $129 \text{ mi}^2$ 15. $119 \text{ ft}^2$ 16. $52.5 \text{ in}^2$ 17. $120.775 \text{ mm}^2$ 18. $164.64 \text{ yd}^2$ 19. $67.2 \text{ m}^2$ 20. $664.6…
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geometry name id: 4.14 part 2 - scale factors date period the polygons …
1) $\boldsymbol{10}$ 2) $\boldsymbol{9}$ 3) $\boldsymbol{20}$ 4) $\boldsymbol{4}$ 5) $\boldsymbol{28}$ 6) $\boldsymbol{16}$ 7) $\boldsymbol{8}$ 8) $\boldsymbol{28}$ 9) $\boldsymbo…
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11. 5.3 km 9 km
$47.7$ square kilometers
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choose all that correctly graph the given inequality. a $y \\geq -6x - …
A. Graph of $y\geq -6x - 2$ C. Graph of $y\geq \frac{1}{2}x + 1$ D. Graph of $y\leq \frac{1}{5}x - 2$
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two semicircles are attached to the sides of a rectangle as shown. what…
194 $\text{ft}^2$
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the diameter of the larger circle is 20.4 cm.the diameter of the smalle…
235.1 cm² (matches the second option: 235.1 cm²)
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a semicircle is attached to the side of a rectangle as shown. what is t…
$122.13$ $\text{cm}^2$
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no additional details were added for this assignment. two squares are a…
278.5 $\text{mm}^2$
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no additional details were added for this assignment. a circle is drawn…
168.56 in² (Option A)
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2. vt is a perpendicular bisector of triangle xyz. what is the total le…
b) 20
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for each figure below, determine (by using the markings) if there is a …
(a) Congruent: $\triangle GHI \cong \triangle JLK$ by the AAS (Angle-Angle-Side) congruence criterion (b) Not Necessarily Congruent (c) Not Necessarily Congruent
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a. complete the equation that represents the hanger. 3$square$(x + 2$sq…
a. $3(x + 2) = 11$ b. $x = \frac{5}{3}$ c. Divide both sides by $\boldsymbol{3}$ to get a circle labeled x and a rectangle labeled 2 on the left, and a rectangle labeled $\boldsym…
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area: 3. a garage floor measures 150 feet by 120 feet. a scale drawing …
3. 10 units by 8 units 4a. 1 unit (model) : 410 units (actual, or 1 foot : 410 feet / 1 meter : 410 meters) 4b. 84 sheets a. 40 bottle caps b. Approximately 3 popsicle sticks
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find the missing angle measure.
53°
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the angle relationship shown is -supplementary anglesangle bisectorvert…
complementary angles
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1/13 in a triangle, if you add the 3 angle measurements what do they eq…
180 degrees
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8-1 practice and problem solving: a/b1. the plan of a terrace is shown …
1. Length: 15 ft, Width: 6 ft, Area: 90 sq ft 2. Length: 16 m, Width: 12 m, Area: 192 sq m 3. Length: 10 units, Width: 8 units 4. a. 1:410 (model:actual, in same units) b. 84 shee…
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practice for each equation, state which way the parabola opens and how …
1. Opens up, no vertex shift. Table and graph as above. 2. Opens up, vertex shifts 1 unit up. Table and graph as above. 3. Opens down, no vertex shift. Table and graph as above. 4…
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lesson 8-1 similar shapes and scale drawings practice and problem solvi…
1. Length: 15 ft, Width: 6 ft, Area: 90 ft² 2. Length: 16 m, Width: 12 m, Area: 192 m² 3. 10 units by 8 units 4. a. 1 foot : 125 meters, b. 84 sheets 5. a. 40 bottle caps, b. 3 po…
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3. math on the spot consider the pairs of figures on the coordinate pla…
A. One possible sequence: Dilate Figure A by a scale factor of 2 with the origin as the center, then translate the result 2 units right and 2 units down. The figures are **not con…
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line wy is dilated to create line wy using point q as the center of dil…
Scale factor: $2.75$ $QY$: $1.5$
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2. a designer is trying different designs for a business logo. several …
A. The similar logos are: 1. Top logo (blue rectangle + red triangle) 2. Second logo (larger blue square + red triangle) 3. Third logo (small blue square + red triangle) 5. Bottom…
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explore the scale factors of dilations. 1. move the slider to choose a …
between Q and P
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nameunderstand and recognize similar figures1. use tools use a coordina…
A. Coordinates of $\triangle DEF$: $D=(0,4)$, $E=(0,0)$, $F=(-4,0)$ (plot these points and connect to form the triangle) B. Coordinates of $\triangle GHJ$: $G=(4,-4)$, $H=(4,0)$, …
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explore the scale factors of dilations. 1. move the slider to choose a …
between Q and P
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17. are the below triangles congruent? * yes by sss yes by sas yes by a…
Yes by SAS
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16. are the below triangles congruent? * yes by sss yes by sas yes by a…
Yes by SSS
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find the distance between $-4.3$ and $7.5$ on a number line. distance: …
$11.8$
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15. are the below triangles congruent? * yes by sss yes by sas yes by a…
Yes by SSS
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find the distance between $-4.3$ and $7.5$ on a number line. distance: …
$11.8$
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14. are the below triangles congruent? * yes by sss yes by sas yes by a…
No
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13. are the below triangles congruent? * yes by sss yes by sas yes by a…
Yes by SAS
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12. are the below triangles congruent? * yes by sss yes by sas yes by a…
Yes by SAS
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11. are the below triangles congruent? yes by sss yes by sas yes by asa…
Yes by AAS
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10. are the below triangles congruent? * yes by sss yes by sas yes by a…
C. Yes by ASA
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9. are the below triangles congruent? * yes by ss yes by sas yes by asa…
D. Yes by AAS
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8. are the below triangles congruent? * yes by sss yes by sas yes by as…
Yes by SSS
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8. are the below triangles congruent? * yes by sss yes by sas yes by as…
Yes by SSS
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6. are the below triangles congruent? * yes by sss yes by sas yes by as…
Yes by SAS
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5. are the below triangles congruent? * yes by sss yes by sas yes by as…
Yes by HL
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4. are the below triangles congruent? * yes by sss yes by sas yes by as…
Yes by SAS