# What is the perimeter of triangle PQR with vertices P(–2, 9), Q(7, –3), and R(–2, –3) in the coordinate plane? (1 point) 21 units 25 units 34 units 36 units

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1. ## Geometry

Triangle PQR has vertices P(-2,8), Q(2,4), and R(4,6), which best describes triangle PQR? A- a right triangle with PQ ㅗ QR B- a right triangle with PQ ㅗ PR C- an isosceles triangle with PQ congruent to QR D- an isosceles triangle with PQ congruent with

2. ## Math

Triangle ABC has vertices A (-4,-2), B (-1,3), and C (5,0). Triangle ABC is rotated 180 degrees counterclockwise about the origin to form triangle A'B'C'. a. what are the coordinates of the vertices of triangle A'B'C'? b. How could you determine the

Triangle PQR is transformed to triangle P'Q'R'. Triangle PQR has vertices P(3, −6), Q(0, 9), and R(−3, 0). Triangle P'Q'R' has vertices P'(1, −2), Q'(0, 3), and R'(−1, 0). Plot triangles PQR and P'Q'R' on your own coordinate grid. Part A: What is

4. ## geometry

if triangle FGH~ to Triangle PQR, FG = 6, PQ = 10 and the perimeter of trinagle PQR is 35 find the perimeter of triangle FGH

5. ## Geometry

Determine whether triangle PQR is congruent to triangle STU given the coordinates of the vertices. Explain your conclusion. coordinates of triangle PQR P(0,3) Q(0,-1) R(-2,-1) S(1,2) T(1,-2) U(-1,-2)

6. ## Maths

IN TRIANGLE PQR, PQ=QR -=RP =7CM FIND EACH ANGLE OF TRIANGLE PQR

7. ## math

Triangle PQR has vertices P(3,5), Q(-2,6) and R(8,-1). give the coordinates of the vertices after the translation (x,y) = (x + 4, y - 5). P'( , ) Q'( , ) R( , ) help please no idea

8. ## geometry

∆PQR has vertices at P(2, 4), Q(3, 8) and R(5, 4). A dilation and series of translations map ∆PQR to ∆ABC, whose vertices are A(2, 4), B(5.5, 18), and C(12.5, 4). What is the scale factor of the dilation in the similarity transformation?

9. ## Math

given that triangle PQR is similar to triangle STU and that corresponding sides PQ=4cm and ST=6cm. The area of STU is 12cm squared. state the area of PQR

10. ## Geometry

The vertices of a triangle are P(-3,8), Q(-6, -4), and R (1, 1). Name the vertices of R (smaller letters)y-0 (triangle PQR). A. P'(-3, 8), Q'(-6,-4), R'(1,1) B. P'(-3,-8), Q'(-6,4), R'(1,-1) C. P'(3,-8), Q'(6,4), R'(-1,-1) D. P' (3,8), Q'(6,-4), R'(-1,1)

11. ## Math

The ratio of the perimeter of triangle PQR to the perimeter of rectangle ABCD is 5 : 9. All in centimeters Triangle (sides) PQ: (x-3) PR: (3x-5) QR: (4x+3) Rectangle (sides) AB: (2x+2) BC: (4x - 1/2) [AB is longer than BC] a. Write algebraic expressions

12. ## Mathematics

The vertices of a triangle are p(-8, 6), q(1, -3), and r(-6, -3). Name the vertices of R y=x( PQR)

13. ## math

Triangle PQR is transformed to triangle P'Q'R'. Triangle PQR has vertices P(3, −6), Q(0, 9), and R(−3, 0). Triangle P'Q'R' has vertices P'(1, −2), Q'(0, 3), and R'(−1, 0). Plot triangles PQR and P'Q'R' on your own coordinate grid. Part A: What is

14. ## geometry

Triangle PQR has vertices P(0, 0), Q(3, 4), and R(3, 0). If triangle PQR is rotated 180° about the origin, what is the length of side P'R?

15. ## geometry

if in triangle JKL, JK= 9, KL = 11, and JL=12, and in triangle PQR, PQ=9, QR=11, and PR=11, explain why triangle JKL and triangle PQR are not congruent

16. ## Math Help!!!

Triangle A and triangle B are similar. The perimeter of trianlge A is 15 m and the perimeter of triangle B is 30 m. What is the ration of the perimeter of triangle B to the perimeter of triangle A? A. 2:1 B. 3:1 C. 3:2 D. 5:3 Is the answer D?

17. ## Geometry

What is the perimeter of triangle PQR with vertices P(–2, 9), Q(7, –3), and R(–2, –3) in the coordinate plane? (1 point) 21 units 25 units 34 units 36 units

18. ## Geometry

Determine whether triangle DEF is congruent to triangle PQR given the coordinates of the vertices. Explain. D(-6,1) E(1,2) F(-1,-4) P(0,5) Q(7,6) R(5,0)

19. ## geometry

What is the perimeter of a triangle ABC with vertices A(3,5), B(3,1), and C(0,1)

20. ## algebra

Find the perimeter of the triangle whose vertices are the following specified points in the plane? (0,-3), (-2,1) and (-4,6)

I think I got forgotten... What is the perimeter of triangle PQR with vertices P(–2, 9), Q(7, –3), and R(–2, –3) in the coordinate plane? (1 point) 21 units 25 units - ?? 34 units 36 units

22. ## Geometry

Find the perimeter of PQR with vertices P(-2, 9), Q(7, -3), and R(-2, -3).

23. ## optional maths

The vertices of triangle PQR are P(2,5),Q(6,1)and R(-2,-1).Find the length of the longest median.

24. ## Math

Triangle ABC has vertices A(–4,–2), B(–1,3), and C(5,0). Triangle ABC is rotated 180° counterclockwise about the origin to form triangle A′B′C′. What are the coordinates of the vertices of the triangle A′B′C′? How could you determine the

25. ## Geometry

A triangle has a perimeter of exactly 24 units. Which of the following could be the vertices of the triangle? A.) (-1,3),(2,-1),(-1,-1) B.) (6,0),(6,7)(0,7) C.) (-1,-1),(-6,-13),(-9,-9) D.) (-3,-4),(3,-4),(3,4) I am not sure on this one any help would be

26. ## Trigonometry

Triangle PQR has vertices P(0, 1), Q(0, -4), and R(2, 5). Find the coordinates of R' to the nearest hundredth after rotating triangle PQR counterclockwise about the origin 45º.

27. ## Mathematics

The vertices of a triangle are P(1,4), Q(-7,7), and R(2,-6). Name the vertices of R y=x(🔼PQR). A. P’(4,-1), Q’(7,7), R’(-6,-2) B. P’(-4,1), Q’(-7,-7), R’(6,2) C. P’(4,1), Q’(-7,7), R’(-6,2) D. P’(-4,-1), Q’(-7,7), R’(6,-2)

28. ## Math

Construct an isosceles triangle PQR in which PQ = PR, base QR = 5.6 centimetres, angle PQR = 75 degrees using a ruler and a pair of compasses. Draw its lines/line of symmetry.

29. ## Trigonometry

Triangle PQR has vertices P(0, 1), Q(0, -4), and R(2, 5). Find the coordinates of R' to the nearest hundredth after rotating triangle PQR counterclockwise about the origin 45º.

30. ## geometry

What is the perimeter of PQR with vertices P(–2, 9), Q(7, –3), and R(–2, –3) in the coordinate plane?

31. ## math

pqr is a 45 -45 90 triangle with the vertices q(6,4) and r(-6,_4) and m

32. ## Math

A triangle is graphed in the coordinate plane. The vertices of the triangle have coordinates (5, 1), (1, 1), and (1, 7). What is the perimeter of the triangle? 28 24 14---- my answer 10

33. ## Geometry

A triangle has a perimeter of exactly 24 units. Which of the following could be the vertices of the triangle? > (-1,3),(2,-1),(-1,-1) (6,0),(6,7),(0,7) (-1,-1),(-6,-13),(-9,-9) (-3,-4),(3,-4),(3,4)

34. ## Matrices

A triangle has vertices (1, 4), (1, 1), and (−3, 1). The triangle is dilated by a scale factor of 2, then translated 5 units up, and then rotated 90° counterclockwise about the origin. What are the vertices of the image of the triangle

35. ## MATH

APPLY THE RULE [1.5X, 1.5Y] TO THE VERTICES OF TRIANGLE TO GET TRINGLE PQR. COMPARE THE CORRESPONDING MEASUREMENTS[SIDE LENGTHS, PERIMETER, AREA, ANGLE MEASURES] OF THE TRIANGLE

36. ## Trigonometry

Triangle PQR has vertices P(0, 1), Q(0, -4), and R(2, 5). Find the coordinates of R' to the nearest hundredth after rotating triangle PQR counterclockwise about the origin 45º.

37. ## geometry

Determine whether triangle PQR is congruent to triangle STU given the coordinates of the vertices. Explain. P(4,0),Q(2,-3)r(-1,4),S(-1,4), t(1,-1),u(4,6)

38. ## math

construct a triangle ABC similar to given triangle equilateral triangle PQR with side sum such that each of its sides is 6/7 of the corresponding angle PQR

39. ## Geometry

given the parallelogram of the perimeter RATU with vertices R(1,3) S(-2,-2) T(4,0) U(7,4):round to the nearest hundredth Rec1: Rec2: triangle 1: triangle 2: triangle 3: triangle 4:

40. ## Math

The perimeter of triangle PQR is 78, PQ=18, triangle PQR ~ triangle STU, AND ST=6. What is the perimeter of triangle STU?

41. ## math

Use (Triangle) PQR with coordinates P(2, –1), Q(0, 5), and R(–2, 0). Which matrix expression can be used to translate (triangle)PQR 1 unit left and 3 units up?

42. ## math

David drew triangle PQR as shown. .A triangle is shown with point Q at the lower left, point P at the top and point R to the upper right. Angle P measures 135 degrees. If ∠QPR measures 135°, which statement is true for ∠PQR and ∠PRQ? A. ∠PQR and

43. ## math

A triangle has vertices P(7,7), Q(-3,-5), and R(5,-3). a. calculate the lengths of the midsegmaents b. calculate the lengths of the three side of triangle PQR. c. compare your answers in a. and b. what do you notice?

44. ## math

A triangle has vertices P(7,7), Q(-3,-5), and R(5,-3). a. calculate the lengths of the midsegmaents b. calculate the lengths of the three side of triangle PQR. c. compare your answers in a. and b. what do you notice

45. ## math

A triangle has vertices P(7,7), Q(-3,-5), and R(5,-3). a. calculate the lengths of the midsegmaents b. calculate the lengths of the three side of triangle PQR. c. compare your answers in a. and b. what do you notice

46. ## Geometry

A triangle has vertices (3, 0) and (6, 4). One of its angles is bisected by the x axis. Find the perimeter of the triangle.

47. ## math

Given that triangles PQR~STU:triangle #1 sides 8,9,10 triangle #2 3,?,? a) What is the ratio of similitude of PQR~STU triangles? Express answer in fractional form. b) What is the ratio of the perimeter of PQR~STU triangles? Express answer in fractional

48. ## math

apply the rule (1.5x, 1.5y) to the vertices of triangle ABC to get triangle PDR. Compare the corresponding measurements (side lengths, perimeter, area, angle measures) of the two triangles.

49. ## Algebra

I need help with two math problems. 1. A triangle has vertices (1, 4), (1, 1), and (-3, 1). The triangle is dilated by a scale factor of 2, then translated 5 units up, and then rotated 90 degrees counterclockwise about the origin. What are the vertices of

50. ## Geometry

Given triangle PQR with m

51. ## Math

Diagram of a triangle PQR when QR is 14.5

52. ## math

Find the perimeter of the triangle whose vertices are the following specified points in the plane. (−9,−6),(−3,−6) and (9,−4)

In triangle PQR, we have

54. ## Math

A Rectangle with vertices A, B, C, AND D. The triangle is divided with vertices P AND Q. How many right triangles can you make with using only three of the vertices {A, B, C, D, P, OR Q}. Also The answer is not 12 or 16. Our teacher gave us this hints

55. ## math

Triangle FUN, with vertices F(−2, 4), U(0, −5), and N(−3, −8) was dilated to form triangle PET with vertices P(−1.6, 3.2), E(0, −4), and T(−2.4, −6.4).Which scale factor was used?

56. ## Math Geometry

A triangle has vertices P(a,b), Q(c,d), and R(e,f). You are asked to prove that the image triangle angle P'Q'R' of triangle angle PQR after reflection across the y-axis is congruent to the preimage. What coordinates should you use for the vertices of

57. ## MATH

The ratio of the perimeter of triangle KLM to the perimeter of triangle PQR is 5/3 and LM is 4 less than twice QR. Find LM and QR, if Triangle KLM~Triangle PQR. Can someone solve this in ratio and proportion method? Thanks.

58. ## mathematics

the vertices of angle PQR are P(3,0),Q(9,-2) and R(9,8)find the area of angle PQR to one decimal place and state the type of triangle

59. ## math

∆PQR has vertices at P(2, 4), Q(3, 8) and R(5, 4). A dilation and series of translations map ∆PQR to ∆ABC, whose vertices are A(2, 4), B(5.5, 18), and C(12.5, 4). What is the scale factor of the dilation in the similarity transformation?

60. ## MATH

triangle PQR has vertices p(-3,5),q(7,3) and r(-1,-5) find the distance between PQ,QR and RP

61. ## Math

Triangle ABC is similar to triangle PQR and their perimeter is 36cm and 24cm respectively . If PQ =10cm find AB.

62. ## math

tiangle pqr is an equilateral triangle in a circle. the height of the triangle is 18 cm. the diameter of the circle is 24 cm. find the perimeter of the triangle. can you help me solve this question?

63. ## geometry

Triangle PQR has vertices P(0,12) Q(7,11) ans R(-2,2) Find the eaquation of the triangles median through point Q

64. ## Algebra

In triangle PQR shown, point S (not shown)is on QR between Q and R. Give one possible value for the length of PS ...Explain your reasoning.. Triangle PQR = 13" PQ = 6" QR = 2" PR = 5" I need help in figuring this out this triangle with an equation or

65. ## cartesian vectors 1

Given that points P(-6,1), Q(-2, -1) and R(-3,4) find: a) magnitude of vector RP b) perimeter of triangle PQR

66. ## sanket study centre

In triangle ABC p,q,r such that they lie interior of triang ABC and AP=AR and all the three sides of triangle PQR are scalan if area of triangle PQR is 100 then find area of triangle ABC

67. ## hialeah miami lakes

given triangle PQR with vertices P(0,-8), Q(4,-9) and R(-2,-3), find the length of the midsegment connecting the midpoint of PQ to the midpoint of PR.

68. ## math

Apply the rule (2x, 0.5y) to the vertices of triangle ABC to get triangle FGH. Compare the corresponding measurements (side lengths, perimeter, area, angle measures) of the two triangles.

69. ## maths

In triangle PQR QM perpendicular to PR, RN perpendicular to PQR, H is ortocentre of triangle PQR then PNHM is -----

70. ## maths

In triangle PQR QM perpendicular to PR, RN perpendicular to PQR, H is ortocentre of triangle PQR then PNHM is -----

71. ## Algebra

I'm stuck!! Can someone please help me with this problem?? A triangle has vertices (1, 4), (1, 1), and (-3, 1). The triangle is dilated by a scale factor of 2, then translated 5 units up, and then rotated 90 degrees counterclockwise about the origin. What

72. ## geometry

Find the perimeter of a triangle who's vertices are X(-6,2), Y(8,2), and Z(3,14).

73. ## geometry

Consider the following right triangle with right angle, P, where PQ=4 units and PR=5 units. Right triangle PQR with right angle P. The sides are labeled as follows: PQ=4 and PR=5. Step 1 of 5 What is the length of the hypotenuse of △PQR? Round your

74. ## Math

PQR is a right -angled triangle with ^PQR=90° ^QPR=30° and |PQ|=50cm find to de nearest whole namba I.|QR| ii.|PR|

75. ## Math

If triangle PQR is 14.5 then PQR=71, QPR =57 find the lengths of the sides PR and PQ

76. ## Geometry

Point T is in the interior of ∠PQR. Find the m∠PQR if the following conditions apply. The m∠PQR = (10x - 7)°, the m∠RQT = 5x°, and the m∠PQT = (4x + 6)° The ﻿m∠PQR is=

77. ## Math

Find the perimeter of the triangle with vertices at A (0, 0), B (-4, -3) and C (-5, 0). If it is not possible, write “not possible” and explain why it is not possible.

78. ## Math

Find the perimeter of the triangle whose vertices are the following specified points in the plane. (0,−9),(1,−1) and (3,6)

79. ## geometry

Find the approximate perimeter of triangle abc with vertices a(0,8 b(6,-2 c(-4,4

80. ## Algebra

Find the perimeter of the triangle whose vertices are the following specified points in the plane (-2,-7) (1,-6) and (-7,7)

81. ## Geometry

in two congruent triangles the ratio of lengths of two corresponding sides is 5:8. If the perimeter of the larger triangle is 10 ft less than twice the perimeter of the smaller triangle find the perimeter of each triangle

82. ## math

find the perimeter of a triangle whose vertices are the followinf specified points in the plane? (9,-1)(-9,7)and(4,3)

83. ## math

find the perimeter of a triangle whose vertices are the followinf specified points in the plane? (-5,4)(2,9)and(10,-5)

84. ## geometry

Find the perimeter of the polygon using the distance formula of Triangle ABC with vertices A(3, 5), B(3, 1), C(0, 1)

85. ## Math

I really need help on this question. there are two triangles, triangle A has 4x+2 on one side, 7x+7 on the other, and 5x-4 as the base. triangle B however has x+3 as side one, 2x-5 as side two, and x+7 as the base. I need to write an expression in simplest

86. ## geometry

The coordinates of the vertices of a triangle are A(1,3), B(6,10), and C(11,18). Find the perimeter of the triangle when the coordinates are multiplied by 3.

87. ## Pre-Calculus

Hi! I need help with this math homework question: If you had a triangle that has the vertices (-2, 1), (0, -5), and (1. 2) and you had to shift that triangle 5 units left and 4 units down, how would you find the vertices of the shifted triangle?

88. ## Trig

The lengths of segments PQ and PR are 8 inches and 5 inches, respectively, and they make a 60-degree angle at P. (a) Find the area of triangle PQR. (b) Find the length of the projection of segment PQ onto segment PR. (c) Find the length of segment QR. (d)

89. ## Math

This is a three-part question, and this is a short answer. Here is a description of the image: The Larger Triangle Has Legs of 4x+2 and 5x-4, with a hypotenuse of 7x+7 The Smaller Triangle Has Legs Of x+3 and x+7, with a hypotenuse of 2x-5 A. Write an

90. ## maths

Choose three options which are true: a) an angle of 150 degrees is equivalent to 2pie/3 radians. b) Cos 0 = cos (0 – pie/2) for al values of 0. c) Sin 0 = cos (0 – pie/2) for all values of 0. d) If triangle ABC has a right angle at B, then sin A = cos

91. ## Math Help!

Look at the given triangles. Large triangle left side says 4x+2 top says 7x+7 bottom days 5x-4. Small triangle left side says x+3 top says 2x-5 and bottom says X+7. a. Write an expression in simplest form for the perimeter of each triangle. b. Write

92. ## Geometry

I need help with this paragraph proof I have no clue what I am doing. Given: QS bisects angle PQR. Angle PQS equals 45 degrees. Prove: PQR is a right triangle. I really need help, I don't want to fail.

93. ## Math

Look at the given triangles. Large triangle left side says 4x+2 top says 7x+7 bottom days 5x-4. Small triangle left side says x+3 top says 2x-5 and bottom says X+7. a. Write an expression in simplest form for the perimeter of each triangle. b. Write

94. ## geometry

triangle PQR is isosceles.S and T are the mid points of the equal sides PQ and PR respectively.prove that triangle QTR=triangle RSQ.

95. ## Math

Look at the given triangles. a. Write an expression in simplest form for the perimeter of each triangle. b. Write another expression in simplest form that shows the difference between the perimeter of the larger triangle and the perimeter of the smaller

96. ## math

The points P (2, −1), Q (−4, −1) and R (−1, 3√3 − 1) are joined to form a triangle. Prove that triangle PQR is equilateral. I get that you use the distance formula to find the distance between these three points, which will prove that PQR is

97. ## math

A triangle has vertices at S(4,1), T(2,-3),and U(4,0). The triangle is translated up 3 units. What are the coordinates of the vertices of the image?

98. ## Geometry

In triangle PQR, we have