幾何
三角形、圓、解析幾何與證明題。
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a large right triangle is going to be a part of a geometric sculpture, …
3,4
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1. △abc≅△def. find the length of ca, de, ef. find the angle measure of …
$\overline{CA}=3.5$ cm, $\overline{DE}=2.6$ cm, $\overline{EF}=3.7$ cm, $m\angle A = 73^{\circ}$, $m\angle B=65^{\circ}$, $m\angle C = 42^{\circ}$
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the perimeter of a rectangle is to be no greater than 70 centimeters an…
The maximum width of the rectangle is 5 centimeters.
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part 1 of 5 the perimeter of a rectangle is to be no greater than 70 ce…
The maximum width of the rectangle is 5 centimeters.
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explore exploring congruence of parts of transformed figures read explo…
\(\overline{AB}\to\overline{DE}\), \(\overline{BC}\to\overline{EF}\), \(\overline{AC}\to\overline{DF}\), \(\angle A\to\angle D\), \(\angle B\to\angle E\), \(\angle C\to\angle F\) …
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once you have completed the above problems and checked your solutions, …
a. Yes b. No c. No d. No
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lesson 3.2 homework complete problems 1 - 6 for independent practice. w…
A. Rotation 180°clockwise D. Rotation 180°counterclockwise ### 4.
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name the property that the statement illustrates. if $overline{pq}congo…
Transitive
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1. a segment exists with endpoints a and b. 2. given 3. 4. ab = ab ab e…
1. Statements: A segment exists with endpoints A and B. Reasons: Given 2. Statements: $AB = AB$. Reasons: Ruler Postulate (Post. 1.1) 3. Statements: $\overline{AB}\cong\overline{A…
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1. reflect triangle abc with a(3, -1), b(1, -5), and c(-2, -2) in the x…
$(1,5)$
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your turn the figures shown are congruent. find a sequence of rigid mot…
Step 2: A. Rotation, C. Translation Step 3: For example, \((x,y)\to(-x + 4,-y + 4)\) (the values of \(a\) and \(b\) in the translation part may vary depending on the actual situat…
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period: 2 11. reflect square stuv with s(-4, 4), t(-1, 6), u(1, 3), and…
11. $(-2,-1)$ 12. $(-8,5)$ 13. $(4,3)$ 14. $(1,5)$ 15. $(-3,1)$
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your turn the figures shown are congruent. find a rigid motion that map…
1. Part 1: C Translation Part 2: \((x,y)\to(x,y - 8)\) 2. Part 1: C Translation Part 2: \((x,y)\to(x,y - 8)\)
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∠dbe and ∠cbd are complementary. ∠abc and ∠cbd are complementary. ∠abc≅…
The flowchart proof is completed by using the definitions of right - angles, complementary angles and the congruent - complements theorem to show that $\angle ABC\cong\angle DBE$.
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explain 1 determining if figures are congruent read explain 1 and compl…
For CDEF and JLMK: 1. B. Reflection 2. $(x,y)\to(-x,y)$; a reflection across the y - axis For ABC and XYZ: 1. A. Rotation 2. $(x,y)\to(-y,x)$; a rotation of 90°
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7. rotate trapezoid mnop with m(3, -2), n(6, -2), o(8, -5) and p(1, -5)…
7. $(-8,5)$ 8. $(-3,1)$ 9. $(-4,2)$ 10. $(3,2)$
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4. translate rhombus rstu with r(-1, 6), s(3, 7), t(2, 3), and u(-2, 2)…
4. (4, 3) 5. (5, - 10) 6. (7, - 3)
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name: jason camacho period: 2 1. reflect triangle abc with a(3, - 0, b(…
6. $(7,-3)$ 7. $(-8,5)$ 8. $(-3,1)$ 9. $(-4,0)$ 10. $(3,2)$ 11. $(2,-1)$ 12. $(-8,5)$ 13. $(4,3)$ 14. $(-2,5)$ 15. $(-3,1)$ 16. $(3,2)$ 17. $(7,-3)$ 18. $(3,-6)$ 19. $(-4,2)$ 20. …
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here are 2 polygons: practice 5 (from unit 1, lesson 13) select all seq…
D. Reflect over the line BA and then rotate 60° counterclockwise around point A; E. Reflect over line BA and then translate by directed line segment BA
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in the following passage, jared is teaching a new employee, mae, how to…
"Jared brought up a customer request and, after reading it, let out a quick snort to indicate its elementary nature. He chose a boilerplate answer, adapted it a bit, told the cust…
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unit 4: the angle sum of a triangle question 1 find the value of each p…
Question 1a: \(m = 45\) Question 1d: \(x = 18\) Question 2a: \(x = 70\) Question 2b: \(x = 90\) Question 3a: \(x = 41\) Question 3b: \(x = 60,y = 50\) Question 3d: \(x = 90\) Ques…
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a company makes steel rods shaped like cylinders. each rod has a radius…
$170313.6$
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a company makes wax candles in the shape of a cylinder. each candle has…
42
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find the value of each variable. (8x + 7)° (9x - 4)° x =
$11$
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a concrete pillar has the shape of a cylinder. it has a diameter of 8 m…
$31952.64$
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11. which of the following statements identifies and explains whether t…
The triangles are similar because there are at least two pairs of congruent angles.
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2. rotate rectangle abcd 90° counterclockwise. then, translate it along…
\(A'(-4,-4)\), \(B'(-4,-2)\), \(C'(-1,-2)\), \(D'(-1,-4)\) \(A''(-1,0)\), \(B''(-1,2)\), \(C''(2,2)\), \(D''(2,0)\)
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a triangle is rotated about p in the diagram. complete the sentence to …
90; - 90
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13. a pair of parallel lines is intersected by a transversal. select ea…
$\angle2$ and $\angle8$ are alternate exterior angles, so $\angle2$ is congruent to $\angle8$.
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pictured on the right are stacks of solid cubes. determine the number o…
There are 12 cubes. There are 12 faces glued together.
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choose a method complete the flowchart proof. given $overline{jk}perpov…
Left - hand side (from top to bottom): $\angle J$ is a right angle; $m\angle M = 90^{\circ}$; $\angle M$ is a right angle Right - hand side (from top to bottom): $m\angle L = 90^{…
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find the measure of the third angle in each of the following triangles.…
a. 60 b. 60
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find the value of each variable. (18y - 18)° 16y° y =
\(y = 9\)
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lesson 3 - 2 for items 8 - 10, write each statement in if - then form. …
8. If Dianna finishes her homework, then she will go to the movie. 9. If \(m\angle G = 40^{\circ}\), then \(\angle G\) is acute. 10. If a figure is a triangle, then it is a polygo…
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select the rule that maps figure a onto figure b. (1 point) o r_x - axi…
$r_{x - axis}$
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given △trs≅△vxw, which of the following corresponding pairs is correct?…
$\overline{TR}\cong\overline{XV}$
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if ∠x≅∠l, ∠p≅∠m, ∠a≅∠k, (overline{pa}congoverline{mk}), (overline{ax}co…
$\triangle XPA\cong\triangle MKL$
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identify the transformation that best characterizes the graph. (1 point…
The graph shows a reflection over the y - axis.
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use the image to answer the question. which theorem proves the triangle…
HL Theorem
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investigate the patterns of the two triangles to determine which theore…
SSS Theorem
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reflections as functions quick check the coordinate p (-2, 7) is reflec…
$P'(2,7)$
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△omn≅△rpq by the hl theorem. if m∠o = 57 degrees, then what is the meas…
$33$
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△opq≅△rst by sss. ∠t = 44 degrees, and ∠r = 26 degrees. what is the mea…
110
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use the pyramid to complete parts (a) through (f) below. e. find a pair…
e. B. AD and BC f. B. BAD
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use the pyramid to complete parts (a) through (f) below. c. what is the…
c. A. Point C d. D. CD and BE
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use the image to answer the question. the perimeter of △abc is 20 cm. s…
7 cm
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determine if each of the following statements are true or false. if fal…
a. True b. True c. B. The statement is false because they can only intersect in a line. d. A. The statement is true. e. D. The statement is false because the union of two rays can…
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determine if each of the following statements are true or false. if fal…
a. C. The statement is true. b. C. The statement is true. c. B. The statement is false because they can only intersect in a line. d. (No options provided, but the statement is tru…
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complete this assessment to review what youve learned. it will not coun…
Option #4: \(y=-x\)
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identify all the sides and angles of the triangle shown in the image.
Sides: $\overline{AB}$, $\overline{BC}$, $\overline{AC}$; Angles: $\angle A$, $\angle B$, $\angle C$
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how many vertices does a triangle have? (1 point) a. 1 b. 3 c. 2 d. 4
B. 3
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30. a citys boundaries are shown on the grid. each unit equals 5 miles.…
1000 square miles
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the midpoint of $overline{fg}$ is $(6, -4)$ and the coordinates of poin…
$(15,-14)$
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in the figure, multiple angles share vertex g. which name for an angle …
$\angle G$
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what is the correct way to name the angle? (1 point)
∠XYZ or ∠ZYX
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an angle is formed by two rays that share a common endpoint. what is th…
C. A vertex
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which of the following is a correct way to name a line that passes thro…
D. $\overleftrightarrow{FG}$
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dorian draws a line segment on a coordinate plane with endpoints j(-2, …
No. The mid - point of the line segment with endpoints $J(-2,-5)$ and $K(6,-10)$ is $(2,-7.5)$ not $(1,-7)$.
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a line segment is drawn on a coordinate plane with the endpoints r(-10,…
15
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a line segment is drawn on a coordinate plane with the endpoints r(-10,…
$10$
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6.2 perspective and symmetry 341 quick quiz 6.2 choose the best answer …
QQ1. b. the place in the painting where the two rails meet. QQ2. a. at the principal vanishing point. QQ3. a. parallel beams in the ceiling. QQ4. c. the left and right sides of th…
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will this cube - shaped freezer fit through a door that is 5 feet wide?…
No, it will not fit through the door that is 5 ft.
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kevin has a large, cube - shaped tank for his turtle. he wants to cover…
9 in x 9 in
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will this cube - shaped freezer fit through a door that is 5 feet wide?…
Only if the freezer is tilted diagonally.
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damien is restoring a square tabletop. he wants to finish the outside e…
B. 16 feet
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a = 9_{m^2} what is the side length of the square? what is the perimete…
Side = 3, Perimeter = 12
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find the m∠tsu if $overrightarrow{su}$ is the angle bisector of ∠tsv an…
$y = 14$ $m\angle TSU=38$
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∠5 and ∠6 are complementary angles. m∠5 = 3x + 6 and m∠6 = 4x. draw a d…
$x = 12$ $m\angle5 = 42$ $m\angle6 = 48$
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11. kevin draws the letter v on a piece of paper that has parallel line…
75
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10. math on the spot given n || p. find the measure of each angle. m∠1 …
$m\angle1 = 40^{\circ}$ $m\angle2 = 140^{\circ}$ $m\angle3 = 140^{\circ}$ $m\angle4 = 40^{\circ}$ $m\angle5 = 40^{\circ}$ $m\angle6 = 140^{\circ}$ $m\angle7 = 140^{\circ}$
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complete the activity with a partner. player 1 rolls a die and uses the…
For example, if the number 1 is rolled: A two - dimensional figure can be represented on a coordinate plane, and dilation is a transformation that can be applied to a two - dimens…
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9. construct arguments prove the consecutive interior angles theorem. g…
Since \(\angle1+\angle3 = 180^{\circ}\), \(\angle1\) and \(\angle3\) are supplementary.
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algebraic representation (transformation) axis/axes center of dilation …
There is no specific question asked to provide a single numerical or categorical answer. The task is for players to engage in discussions and record information based on the rolle…
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∠1 and ∠2 are complementary angles. m∠1 = 6x + 1 and m∠2 = 6x + 5. draw…
$x = 7$ $m\angle1 = 43$ $m\angle2 = 47$
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if segment or is the angle bisector of ∠poq, and m∠por = 38 degrees, wh…
76 degrees
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two parallel lines are cut by a transversal as shown below. suppose m∠8…
$m\angle1 = 39^{\circ}$ $m\angle3 = 141^{\circ}$
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two parallel lines are cut by a transversal as shown below. suppose m∠5…
$m\angle2 = 132^{\circ}$ $m\angle4 = 48^{\circ}$
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two parallel lines are cut by a transversal as shown below. suppose m∠4…
$m\angle6 = 96^{\circ}$ $m\angle7 = 84^{\circ}$
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a circle has a radius of 12 ft. what is its circumference? use 3.14 for…
$75.36$ ft
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if k is the midpoint of $overline{er}$, ek = x + 5, and er = 4x + 2, wh…
$x = 4$ $KR = 9$
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example 1 solve each equation. check your solution. 1. 6x - 5 = 7 - 9x …
\(x=\frac{4}{5}\) ### 2. Solve the equation \(-1.6r+5=-7.8\)
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the diameter of a circle measures 20 cm. what is the circumference of t…
$62.8$ cm
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la figura siguiente es un rectángulo formado por dos rectángulos más pe…
(a) El rectángulo oscuro (a la izquierda): 18 El rectángulo claro (a la derecha): $9x$ (b) Como una suma de dos áreas: $18 + 9x$ Como un producto de la longitud y la anchura: $9(2…
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a pair of parallel lines intersects another pair of parallel lines as s…
\(55\)
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solve for x in the triangle. round your answer to the nearest tenth.
$8.1$
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order the side lengths de, ef, and fd from least to greatest. (note tha…
$EF<FD<DE$
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megan is making a wood model of each letter of the alphabet. she drew a…
\(x = 12\)
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in the figure below, find the exact value of x. (do not approximate you…
$x=\frac{16}{5}$
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use the diagram to explain how you could use the consecutive interior a…
By the Consecutive Angles Theorem, \(m\angle4 + m\angle5 = 180^{\circ}\). As a linear pair, \(m\angle4 + m\angle3 = 180^{\circ}\). Therefore, \(m\angle4 + m\angle3 = m\angle4 + m\…
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give one example for each of the following types of angle pairs: corres…
corresponding angles: $\angle1$ and $\angle5$ alternate interior angles: $\angle3$ and $\angle6$ consecutive exterior angles: $\angle1$ and $\angle7$ consecutive interior angles: …
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use the figure for this question. which angles are congruent to ∠3? sel…
$\angle1$, $\angle7$, $\angle5$
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9. use the diagram below to answer the following questions. a) name a t…
9a. Line \(t\) 9b. \(\angle1\) and \(\angle5\), \(\angle2\) and \(\angle6\), \(\angle3\) and \(\angle7\), \(\angle4\) and \(\angle8\) 9c. \(\angle3\) and \(\angle5\), \(\angle4\) …
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use the given information to prove that ∠def ≅ ∠fgd. given: (overline{d…
We have proven that \(\angle DEF\cong\angle FGD\) using SSS congruence criterion for \(\triangle DEF\) and \(\triangle FGD\) and then CPCTC.
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hj and km are parallel lines. which angles are supplementary angles? ∠j…
∠JIL and ∠HIL
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np and qs are parallel lines. which angles are vertical angles? ∠sro an…
\(\angle SRO\) and \(\angle QRT\)
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gi and jl are parallel lines. which angles are vertical angles? ∠ihk an…
$\angle IHK$ and $\angle GHF$
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rt and uw are parallel lines. which angles are adjacent angles? ∠uvs an…
$\angle RSV$ and $\angle TSV$
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l1 and l2 are parallel lines. which angles are vertical angles? ∠dec an…
$\angle FEC$ and $\angle DEH$
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the circle below has center p. the point (x, y) is on the circle as sho…
(a) Radius: \(2\) units Center: \((3,7)\) Value of \(a\): \(x - 3\) Value of \(b\): \(y - 7\) (b) \((x - 3)^{2}+(y - 7)^{2}=2^{2}\)
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mo and pr are parallel lines. which angles are corresponding angles? ∠p…
$\angle RQS$ and $\angle MNQ$