几何
三角形、圆、解析几何与证明题。
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. fais subir au quadrilatère une réflexion par rapport à une droite qui…
To solve this problem of successive reflections of a quadrilateral, we follow these steps: ### Step 1: First Reflection (Over Line Through \( \overline{AD} \)) - **Explanation**: …
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tell whether the angles are complementary or supplementary. then find t…
The angles are supplementary. $x = 20$
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find the values of ( x ) and ( y ). (see example 2.) 4. 5. 6.
4. $x=3$, $y=6$ 5. $x=12\sqrt{3}$, $y=12$ 6. $x=18$, $y=6\sqrt{3}$
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find the distance from the point (2, 4, 3) to the origin. write your an…
\( 5.39 \)
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find the distance from the point (-5, -7, -6) to the origin. write your…
\( 10.49 \)
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find the distance from the point (0, 10, -9) to the origin. write your …
13.45
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find the distance from the point (-2, -1, -7) to the origin. write your…
\( 7.35 \)
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find the distance from the point (-1, 3, 19) to the origin. write your …
\( 19.26 \)
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find the distance from the point (13, 9, -2) to the origin. write your …
15.94
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find the distance from the point (-6, -10, -8) to the origin. write you…
14.14
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find the distance from the point (3, -1, 12) to the origin. write your …
\( 12.41 \)
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find the distance from the point (-4, 3, -2) to the origin. write your …
\( 5.39 \)
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find the distance from the point (8, -5, -2) to the origin. write your …
\( 9.64 \)
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(a) in the figure below, the region around ( g ) has been enlarged twic…
### Part (a) #### Explanation: First, we analyze the number line from 5 to 6. The distance between 5 and 6 is 1 unit. Let's assume the number of intervals between 5 and 6. From th…
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find the distance from the point (9, -15, 4) to the origin. write your …
\( 17.94 \)
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find the distance from the point (-8, 4, 11) to the origin. write your …
\( 14.18 \)
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what did mrs. margarine think about her sister’s husband? for each exer…
Let's solve one of these trigonometry problems, say problem 1 (sin A, cos A, tan A) with the first right triangle (triangle ABC, right-angled at C, with AC = 12, BC = 5, AB = 13, …
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determine whether the given equation is symmetric with respect to the x…
Not symmetric about the x - axis, y - axis, or origin. ### Problem 2: \( 2x-5 = 3y \)
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write the equations for some horizontal and vertical lines. what are th…
Equation for line \( l \): \( y = -8 \) Equation for line \( m \): \( x = -3 \)
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find the distance from the point (8, -5, -7) to the origin.write your a…
11.75
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write the equations for horizontal and vertical lines. try one more. wh…
$y = -3$
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find the distance from the point (5, 7, 9) to the origin. write your an…
\( 12.45 \)
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find the distance from the point (8, 6, 1) to the origin. write your an…
\( 10.05 \)
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write the equations for horizontal and vertical lines. try another one.…
$x=3$
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find the distance between the points (-6, -6) and (8, -8). write your a…
\(10\sqrt{2}\)
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find the distance between the points (8, 7) and (9, 0). write your answ…
\( 5\sqrt{2} \)
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find the distance between the points (0, -8) and (-8, 3). write your an…
\( \sqrt{185} \)
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find the distance between the points (-4, -3) and (-3, 9). write your a…
\(\sqrt{145}\)
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find the distance between the points (1, 10) and (5, 5). write your ans…
\(\sqrt{41}\)
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quadrilateral rstu is a kite. what is qs? qs = submit
$80$
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quadrilateral stuv is a kite. what is sw? t u w 8 s 10 v sw = submit
$6$
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find the distance between the points (-6, -9) and (2, -3). write your a…
10
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has been extended to form an exterior angle of 132°. find
\(115\)
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find the missing length(s). 3. 4. 9.2 special right triangles
For problem 3: $x=1$, $y=2$ For problem 4: $h=2\sqrt{3}$
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what is the volume of this figure? 2 in. 4 in. 6 in. 2 in. 10 in. □ cub…
72
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point q is located at (-4, 6). point r is located at (8, 6). what is th…
12
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directions: if each quadrilateral below is a rectangle, find the missin…
\(VW = 31\)，\(WX = 19\)，\(YW=\sqrt{1322}\approx36.36\)，\(ZX=\frac{\sqrt{1322}}{2}\approx18.18\)，\(VX=\sqrt{1322}\approx36.36\)（如果题目希望用整数，可能我理解错了，重新看，矩形对边相等，所以\(VW = YX = 31\)，\(WX…
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22. (18) in the circle with center o, if \\(\\overarc{ad}\\) has a leng…
C. 7.5 --- ### For Question 23:
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18. (lsm) find ( m overarc{dh} + m overarc{fi} ) of the circle below. (…
A. $270^\circ$ --- ### Question 19
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complete the following equations. enter an equation for line q: y = x
\(y = \frac{1}{9}x\)
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graph the image of $\\triangle jkl$ after a rotation $90^\\circ$ counte…
### First Problem (Triangle \( \triangle JKL \)): #### Step 1: Identify Coordinates of \( \triangle JKL \) From the graph: - \( J \): Let's assume grid coordinates. Looking at the…
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point m is located at $(-4, -6)$. what is located 4 units from point m?…
A. Point A
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24. select the correct proof from the options listed. given: $overline{…
A. Statements 1. $\overline{BC}$ is a diameter of circle $O$; $\overline{AB} \parallel \overline{FO}$; $\overline{DB} \parallel \overline{GO}$; $\overline{CF} \cong \overline{CG}$…
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plot two points that are 7 units from point d and also share the same x…
The two points are \((-4,8)\) and \((-4,-6)\)
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point h is located at (2, -7). select all of the following that are 7 u…
B. \((-5, -7)\), C. \(x\)-axis
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22. in the circle below with center o, find x. a 20 b. 40 c. 10 d. 30 e…
A. 20 --- ### Problem 23
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1. b. a cylindrical and its dimensions are shown in the diagram. which …
H. \( 340.4 \, \text{cm}^2 \)
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1. a can in the shape of a cylinder has a diameter of 9 centimeters and…
C. \( 466.5 \text{ cm}^2 \) ### Question 2
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which two triangles are similar? abc & def none are similar
ABC & DEF
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determine whether the triangles are similar by aa-, sss-, sas-, or not …
The triangles are similar by SSS similarity.
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consider the following sets: r = {x | x is the set of rectangles} p = {…
- \( E \) is a subset of \( I \). - \( S \) is a subset of \( T \). - \( R \subset P \)
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determine whether the triangles are similar by aa-, sss-, sas-, or not …
The triangles are not similar.
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question 8 2 pts according to birkland (2020), which of the following i…
A. It is the legislative practice of trading commitments to vote for members' preferred policies.
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if δstu ~ δplm, find the value of x. find the value of x
$x=7.5366$ or $x=\frac{309}{41}$
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surface area of cylinders determine the total surface area of each cyli…
The total surface area of the cylinder is approximately \( 577.8 \) square inches. ### Problem 3: Total Surface Area of Cylinder (15 cm diameter, 23 cm height)
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the two triangles have at least two pairs of congruent corresponding an…
2000
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drag each tile to the correct location in the table. \\overleftrightarr…
## Adjacent: $\boldsymbol{\angle1}$ and $\boldsymbol{\angle2}$, $\boldsymbol{\angle2}$ and $\boldsymbol{\angle3}$, $\boldsymbol{\angle3}$ and $\boldsymbol{\angle4}$, $\boldsymbol{…
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name date page 1 sequences of congruence transformations translations, …
To solve problems involving sequences of congruence transformations (rotations, reflections, translations), we follow these general steps for a single problem (e.g., graphing the …
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drag each tile to the correct location in the table. $overleftrightarro…
## Complementary: $\angle2$ and $\angle3$ ## Supplementary: $\angle3$ and $\angle4$, $\angle4$ and $\angle5$
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if △cdg ~ △edf, find the value of x. (the diagram shows triangle cdg an…
$x = \frac{47}{20}$ or $x=2.35$
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question 3 jannette says $\\triangle abc \\sim \\triangle def$ because …
Jannette is correct. The corresponding sides of $\triangle ABC$ and $\triangle DEF$ are in a consistent 1:2 ratio ($\frac{20}{40}=\frac{21}{42}=\frac{29}{58}=\frac{1}{2}$), and bo…
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determine which, if any, theorem can prove the triangles similar. sss~ …
SAS~
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the numbers 7, 24, 25 form a pythagorean triple. which of these sets ar…
14, 48, 50 35, 120, 125
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completes the following equations. enter an equation for line r: ( y = …
\(-5\)
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find pythagorean triples pythagorean triples are sets of three positive…
| a | b | c | Pythagorean triple? | |----|----|------------|---------------------| | 5 | 12 | 13 | Yes | | 12 | 35 | $20\sqrt{3}$| No | | 5 | 10 | $5\sqrt{5}$ | No | | 8 | 12 | 15…
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part b since ( mangle e = 90^circ ), ( \triangle def ) is a right trian…
$DE^2 + EF^2 = DF^2$
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what would the diagram look like in order for us to use the tangent rat…
The diagram must be a right triangle with: 1. The $27^\circ$ angle at Dock A, 2. The vertical side (opposite the $27^\circ$ angle) labeled $x$, 3. The horizontal side (adjacent to…
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complete the following equations. enter an equation for line s: ( y = s…
\( 0 \)
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determine whether the triangles are similar by aa-, sss-, sas-, or not …
The triangles are similar by AA (Angle-Angle) similarity criterion.
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there are two rectangles. the larger rectangle has a length of 32 cm an…
$11$ cm
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there are two rectangles. the first rectangle has a side of 22 cm and t…
$x = 5.5$ cm
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question 10 (multiple choice worth 1 points) (04.01r mc) which characte…
The option: "The lengths of \(\overline{DE}\) and \(\overline{EF}\) are congruent, and their slopes are opposite reciprocals." (Assuming this is the fourth option in the list, but…
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question 2 suppose triangles p, q, and r have sides with the given meas…
Triangle Q (with sides 9, 40, and 41) is a right triangle, as it satisfies the Pythagorean theorem: $9^2 + 40^2 = 41^2$.
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course activity: pythagorean triples since de = ab and ef = bc, de² + e…
Triangle Q is a right triangle because its side lengths satisfy the Pythagorean theorem: $9^2 + 40^2 = 81 + 1600 = 1681 = 41^2$.
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write a proof of the triangle midsegment theorem now write a proportion…
C. $\frac{GH}{DF} = \frac{EH}{EF}$
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part 6 of 10 write a proof of the triangle midsegment theorem. given: $…
$\overline{GH} \parallel \overline{DF}$ For the multiple-choice part, the correct option is: C. $\angle EGH \cong \angle EDF$
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part 5 of 10 write a proof of the triangle midsegment theorem. given: \…
C. $\angle EGH \cong \angle EDF$
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prove that $\\triangle abc$ is a right triangle. select the correct ans…
1. substitution property of equality; transitive property of equality; square root property of equality; SSS triangle congruence theorem 2. triangle Q; $9^2 + 40^2 = 81 + 1600 = 1…
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solve for x: 17. (diagram of a kite with angles ((x + 6)^circ), (2x^cir…
17. $x=10$ 18. $x=35$ 19. $m\angle1=90^\circ$, $m\angle2=90^\circ$, $m\angle3=90^\circ$, $m\angle4=90^\circ$, $m\angle5=44^\circ$, $m\angle6=56^\circ$, $m\angle7=56^\circ$, $m\ang…
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write a proof of the triangle midsegment theorem. given: $overline{dg} …
A. Corresponding sides of similar triangles are proportional. C. Corresponding angles of similar triangles are congruent.
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6. the dimensions of a rectangular prism is shown in the diagram. what …
The total surface area of the prism (assuming the length is 20 inches) is 880 square inches. If the length is 20 yards, convert to inches (20×36 = 720 inches) and recalculate: \( …
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prove that △abc is a right triangle. select the correct answer from eac…
1. Pythagorean theorem; transitive property of equality; SSS congruence theorem 2. Triangle Q is a right triangle because $9^2 + 40^2 = 81 + 1600 = 1681 = 41^2$, satisfying the Py…
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part 4 of 10 write a proof of the triangle midsegment theorem. given: $…
A. Corresponding sides of similar triangles are proportional. C. Corresponding angles of similar triangles are congruent. --- ### Proof of the Triangle Midsegment Theorem (include…
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write a proof of the triangle midsegment theorem. given: \\(\\overline{…
$\frac{1}{2}$
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5. lateral area: 10 in. total surface area: 8 in. 18 yd.
Lateral Area: \( \boldsymbol{520} \) square inches (if length is 18 in) or \( \boldsymbol{13120} \) square inches (if length is 18 yd, converted to in). But due to unit inconsiste…
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22. if ∠k and ∠l are supplementary angles and m∠k = 56°, find m∠l.
\(124^\circ\)
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quadrilateral pqrs is located on the coordinate plane. the lengths and …
Rhombus
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find the equations for vertical and horizontal lines. what are the equa…
Equation for line $l$: $y=-2$ Equation for line $m$: $x=4$
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find the equation for some vertical lines. now, try this one. whats the…
$x = -8$
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21. if ∠2 and ∠3 are complementary angles and m∠2 = 24°, find m∠3.
\(66^\circ\)
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find the equation for some vertical lines. try another one. what’s the …
$x=18$
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find the equation for some vertical lines. whats the equation of this l…
$x=3$
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write a proof of the triangle midsegment theorem. given: $overline{dg} …
$\frac{1}{2}$
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20. if $\\angle pqr$ and $\\angle sqt$ are vertical angles and $m\\angl…
\( 109^\circ \)
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3. lateral area: total surface area: 5. lateral area: total surface are…
s: ## Problem 3 - Lateral Area: \( \boldsymbol{1512} \) square inches - Total Surface Area: \( \boldsymbol{2152} \) square inches ## Problem 5 (assuming 18 in, 8 in, 10 in) - Late…
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find the equation for some horizontal lines. now, try this one. whats t…
$y = -10$
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find the value of x using the figure to the right. x = \\square (simpli…
$\frac{225}{16}$
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find the equation for some horizontal lines. try another one. what’s th…
$y=6$
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consider the graph below. what story does it tell you? for all points o…
7
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using the following diagram, solve for x. x = \\square (simplify your a…
10.5