幾何
三角形、圓、解析幾何與證明題。
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triangle abc is dilated with a scale factor of 9 and then translated 2 …
1. Triangle ABC after dilation + translation: SIMILAR 2. Triangle ABC after rotation + reflection: CONGRUENT
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find the perimeter of the rectangle. use the formula: $p = 2l + 2w$ per…
26
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find the area of the given triangle.
$5x^2 + 8x - 4$
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find the area of the rectangle. use the formula: $a = lw$ area = length…
72
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identify the highlighted part of circle o or p shown below.
The highlighted part is a chord of circle P.
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classify this polygon. a quadrilateral a pentagon an octagon a nonagon
B. a pentagon
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rectangles and rhombuses are different from each other, except in one c…
D. Square
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these shapes are similar. find x. 5 5 30 30 24
$4$
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algebra i b-cr which sets can be represented using the venn diagram bel…
A = {animals}; B = {mammals}
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tion 4: find the $m\\angle dwn$.
$5$
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5-a-day language review: week 23wednesday① circle the definition that m…
1. 3. v. To make a movement of the arm or hand 2. Melissa met her husband on December 3, 1998, in San Diego, CA. 3. Conjunction: rather than; Type: Coordinating (C) 4. round 5. It…
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question 3:3. tyrell transformed a figure contained in quadrant iv by r…
Question 3: A. The image is congruent to the pre-image. Question 5: D. Segment GH is congruent to segment G'H'.
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9 ft 10 ft x
$\sqrt{19}$ ft (or approximately 4.36 ft)
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t 12.4 i can use geometric means theorems to solve problems. /10 leave …
12. $8$ 13. $10\sqrt{3}$ 14. $x=15$ 15. $x=48$ Extra Credit: $x=\frac{19}{6}$
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lt 12.2 i can divide a directed line segment in a given ratio. /4 5. gi…
5. $P(4, 8)$ 9. $h=28$ ft 10. Height of the tree = 840 cm 11. B. AA~
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warm-up 2/12❖ calculate cost of placing tile by multiplying area by pri…
1. Área del primer rectángulo: 15 unidades cuadradas 2. Área del segundo rectángulo: 20 unidades cuadradas
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the measures of the angles of a triangle are shown in the figure below.…
$x=25$
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the measures of the angles of a triangle are shown in the figure below.…
$x = 16$
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7) a car travels 2.3 miles east and then turns north and travels 4.1 mi…
7) Straight-line distance: $\approx 4.70$ miles; Total miles traveled: $6.4$ miles 8) $\approx 13.73$ feet 9) $6\sqrt{2}$ inches 10) $42$ cm
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1. in $\triangle aeb$, $overline{cd}$ is parallel to $overline{ab}$. co…
1. $\boldsymbol{\frac{EC}{CA} = \frac{ED}{DB}}$ (any equivalent valid proportion is acceptable) 2. $\boldsymbol{10}$ 3. $\boldsymbol{15}$ 4. $\boldsymbol{\overline{FI} \parallel \…
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which of the following statements must be true based on the diagram bel…
- $R$ is the vertex of a right angle. - $R$ is the midpoint of a segment in the diagram.
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trapezoid josh, has non-parallel sides $overline{jh}$ and $overline{os}…
4. $70^\circ$
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which of the following statements must be true based on the diagram bel…
R is the vertex of a right angle. R is the midpoint of a segment in the diagram.
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which of the following statements must be true based on the diagram bel…
$\overline{VU}$ is a segment bisector. $\overline{VU}$ is a perpendicular bisector. $V$ is the vertex of a right angle. $V$ is the midpoint of a segment in the diagram.
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1) solve for $x$ in a right triangle with one leg $3$ mi, hypotenuse $5…
1) $x = 4$ mi 2) $x = 6$ km 3) $x = \sqrt{19} \approx 4.36$ ft 4) $x = 8\sqrt{2} \approx 11.31$ in
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which of the following statements must be true based on the diagram bel…
None of the above.
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find the y-intercept of the line $y = \\frac{1}{6}x + \\frac{3}{2}$. wr…
$\frac{3}{2}$
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what is $m\\angle fgh$? write your answer as an integer or decimal. $m\…
$41.5$
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what is $m\\angle g$? write your answer as an integer or decimal. $m\\a…
108
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what is $m\\angle geh$? write your answer as an integer or decimal. $m\…
144
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what is $m\\angle prq$? write your answer as an integer or decimal. $m\…
$60.5$
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what is $m\\angle q$? write your answer as an integer or decimal. $m\\a…
237
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quadrilaterals pqrs, i, ii, iii, and iv are shown on the coordinate gri…
II
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which of the following statements must be true based on the diagram bel…
M is the midpoint of a segment in the diagram. N is the midpoint of a segment in the diagram.
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mr. franklin needs to draw a perfect circle. the endpoints of one of th…
The center of the circle should be located at $(3, 0)$
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in the diagram below, $fd \\parallel ec$. if $m\\angle fab = 48^\\circ$…
C. $66^\circ$
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geometry 452 cw/hwsimilarity theorems 2-11-26name1) draw two triangles …
1. **Triangle 1**: Sides marked 2, 3, 4 **Triangle 2**: Sides marked 4, 6, 8 (Ratio of sides: $\frac{4}{2}=\frac{6}{3}=\frac{8}{4}=2$, so SSS similar, not congruent) 2. **Triangle…
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wwii test which term belongs in the center circle? allied powers axis p…
Allied Powers
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find the value of x. $x = \\square$ yd. (round to the nearest tenth as …
159.5 yd
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what is the smallest angle of rotation about its center that carries a …
$60^\circ$
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geometry exam - unit 8 name: 1. find the value of x for the similar pol…
$x=5$ --- ### Problem 2
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how many lines of symmetry does a rectangle that is not a square have? …
B. 2
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(5 points each)a) 119.5°b) 121c) 270°d) 238°14) in circle o, $overline{…
14) D) $32^\circ$ Interior angle question: D) $115.5^\circ$ $m\angle DAB$ question: D) $65^\circ$ Inscribed quadrilateral question: C) $m\angle B = 105^\circ$; Opposite angles are…
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answer attempt 2 out of 2 $overline{hi}$ is a segment bisector. $overli…
$\overline{HI}$ is a segment bisector. $\overline{HI}$ is a perpendicular bisector. $H$ is the midpoint of a segment in the diagram. $I$ is the midpoint of a segment in the diagra…
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vertices of parallelogram $abcd$ are $a(2,1)$, $b(3,4)$, $c(5,3)$, and …
$Q(2,-1), R(3,-4), S(5,-3), T(4,0)$
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which rule describes this transformation? a. $(x,y) \\to (-x,-y)$ b. $(…
B. $(x,y) \to (-x,y)$
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what is the value of s? 3s $s+56$ c 73 73 e $s = square$ submit
$28$
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if $m\\angle ghj = m\\angle ihj = 49^\\circ$, $gj = a + 54$, and $ij = …
$27$
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what is the value of z? $z = \\square$ (the figure shows triangle jik w…
$6$
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what is rs? 17 39° 39° $rs = \\square$ submit work it out not feeling r…
17
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what is fg? fg = □ submit
84
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unit 2 test- points, lines, and planes, and constructions name: 6. poin…
6. $x=\frac{159}{11}\approx14.45$ 7. a) $\angle2$ (or $\angle3$); b) $\angle4$; c) $\angle2$ (or $\angle3$) 8. d) $115^\circ$, corresponding; e) $115^\circ$, alternate exterior; f…
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total surface area = ? 3 in 11 in 12 in
402 square inches
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third angle theorem if two angles of a triangle are __________ to two a…
1. congruent 2. congruent 3. 180 Full completed theorem: If two angles of a triangle are **congruent** to two angles of another triangle, then the third angles of those triangles …
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in parallelogram abcd, diagonals $overline{ac}$ and $overline{bd}$ inte…
1. $\overline{AB} \cong \overline{BC}$ 4. $\overline{AC} \perp \overline{BD}$ Wait, but wait—wait, no, in some definitions, a rhombus is a parallelogram with all sides equal, whic…
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two chords intersect in circle o as shown. what is $m\\angle mlk$? ente…
$90^\circ$
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in parallelogram abcd shown below, the bisectors of $angle abc$ and $an…
$90^\circ$
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$\\overline{ab}$ is a radius. $\\overleftrightarrow{cd}$ is tangent to …
$AB = 6$ units
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which equation represents a line that passes through (5, 1) and has a s…
$y - 1 = \frac{1}{2}(x - 5)$
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$\\overline{ab}$ is a radius. $\\overleftrightarrow{cd}$ is tangent to …
$BC = 40$
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now its time to practice on your own here is circle o. what is $m\\angl…
$39^\circ$
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total surface area = ?
176 square inches
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now its time to practice on your own here is circle o. what is $m\\angl…
$31^\circ$
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using the theorem, you have $5^{2}+b^{2}=13^{2}$ $25 + b^{2}=169$ $b^{2…
1. $a = 16$ cm 2. $c = 45$ cm 3. $c = 65$ cm 4. $c = 52$ cm 5. $a = 40$ cm
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using the pythagorean theorem, calculate the value:1. right triangle wi…
1. 15 cm 2. 25 cm 3. 72 cm 4. 24 cm 5. 68 cm
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example using the theorem, you know $3^2 + 4^2 = c^2$ $9 + 16 = c^2$ $2…
1. $c=15\mathrm{cm}$ 2. $c=25\mathrm{cm}$ 3. $b=72\mathrm{cm}$ 4. $a=24\mathrm{cm}$
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find the slope of the line. the slope is $square$.
$\frac{1}{2}$
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find the length of side $b$ in the right triangle, where the hypotenuse…
$72\ \text{cm}$
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in circle d, $overleftrightarrow{ab}$ is a tangent with point a as the …
$330^\circ$
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find the length of side $c$ in the right triangle with legs 15cm and 20…
25 cm
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1. start with the triangle sum theorem.$m\\angle a + m\\angle b + m\\an…
Step 2 blanks: $\boldsymbol{2x}$, $\boldsymbol{3x-10}$, $\boldsymbol{40}$ Step 3 blank: $\boldsymbol{30}$ Step 4 blanks: $\boldsymbol{30}$, $\boldsymbol{60}$ Step 5 blank: $\bolds…
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$\\overline{ab}$ is a radius. $\\overleftrightarrow{cd}$ is tangent to …
$24$
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1. calculate the length of side ( c ) in a right triangle with legs 15c…
$c=25\mathrm{cm}$, $a=30\mathrm{cm}$ (Note: The value of $b$ cannot be calculated as one side length is missing; the bottom triangle is incomplete so its unknown cannot be solved)
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part a: explain in complete sentences why a reflection is a type of rig…
Part A: A reflection is a rigid motion because it preserves the size and shape of the original figure, keeping all side lengths and angle measures identical to the pre-image, only…
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angle sum theorem the ______ of the measures of a triangles angles is _…
The **sum** of the measures of a triangle's angles is $\boldsymbol{180}^\circ$. $\Delta ABC, m\angle A + m\angle B + m\angle C = \boldsymbol{180}^\circ$
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a point p stays in the same location when it is reflected over line l. …
Point \( p \) lies on line \( l \). When a point is on the line of reflection, its reflection is itself, so it stays in the same location.
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pythagorean theorem consider any right triangle where the short sides h…
1. Triangle (9cm, 12cm) → 15cm 2. Triangle (15cm, 20cm) → 25cm 3. Triangle (30cm, 78cm) → 72cm 4. Triangle (45cm, 51cm) → 24cm 5. Triangle (32cm, 60cm) → 68cm 6. Triangle (30cm, 3…
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enter the correct answer. find the measure of the exterior angle, x. $x…
$108$
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ngle angle facts every triangle has exactly $\boldsymbol{3}$ angles. ea…
## Triangle Angle Facts 1. Every triangle has exactly $\boldsymbol{3}$ angles. 2. Each angle is formed where $\boldsymbol{2}$ sides intersect. 3. Each angle is opposite $\boldsymb…
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in parallelogram abcd, diagonals $overline{ac}$ and $overline{bd}$ inte…
1. $\overline{AC} \cong \overline{BD}$
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angle bisector: ad is the angle bisector of $angle bac$ $angle bad \\co…
B) $\angle 1 \cong \angle 2$
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in the standard $(x, y)$ coordinate plane, what is the midpoint of the …
B. (-2, 7)
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a student is standing at the end of a shadow that is being cast from th…
C) 180.5 meters
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question 14 of 45 the point $(3, 27)$ is labeled on the graph of $f(x)=…
A. (0, 27)
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a student is standing at the end of a shadow that is being cast from th…
C) 180.5 meters
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midpoint:e is the midpoint of kwd is the midpoint of mtwhich parts of t…
C) $\overline{MD} \cong \overline{TD}$
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in a right triangle, $a$ and $b$ are the lengths of the legs and $c$ is…
17.1 centimeters
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word bank hypotenuse opposite adjacent right triangles directions: answ…
1. - Side $\overline{BC}$: Hypotenuse - Side $\overline{AC}$: Opposite (relative to $\angle B$) - Side $\overline{AB}$: Adjacent (relative to $\angle B$) 2. Right Triangles
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if $\theta$, $0 < \theta < pi$, is the angle between a horizontal ray d…
The slope $m$ of line L is $\tan\theta$, so $m = \tan\theta$
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2 reading fundamentals rf.k.2d circle the two pictures that begin with …
Circle the hippopotamus (first picture) and the hand (third picture) — both begin with the /h/ sound.
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what is the missing length? 17 yd area = 153 yd² p = $square$ yards sav…
9 yards
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in a right triangle, a and b are the lengths of the legs and c is the l…
11.7 meters
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in a right triangle, $a$ and $b$ are the lengths of the legs and $c$ is…
24.1 kilómetros
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what is the missing length? 16 ft w area = 112 $\\text{ft}^2$ $w = \\sq…
14 feet
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question 3 (multiple choice, 4 points) (25149-mc) two boats start their…
155.5 ft
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translate point a using $(x - 3, y + 4)$. enter the new coordinates. $a…
$A' = (-4, 4)$
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10. find sides d and e.
$d = \frac{15}{4}$ (or 3.75), $e = \frac{8}{3}$ (or approximately 2.67)
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11. find angles w° x° y° z°. * 4 points your answer 6. write the ratio …
--- ### Pregunta 11: # Explicación: ## Paso 1: Calcular $x^\circ$ Ángulo opuesto al $32^\circ$, así que: $x^\circ = 32^\circ$ ## Paso 2: Calcular $y^\circ$ Ángulo suplementario de…
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namearea of rectangles and squaresinterventionlesson n41marias flower g…
1. 24 2. 24 3. 6 4. 4 5. $6 \times 4$ 6. Completed table: | Rectangle | Area | Length | Width | Product | |-----------------|------|--------|-------|---------------| | Maria's gar…
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two docks are located on an east-west line 2582 ft apart. from dock a, …
2330 ft