# Geometry

~852 m2;

2. ### Four tangents are drawn from E to two concentric circles. A, B, C, and D are the points of tangency. Can you name as many pairs of congruent triangles as possible and tell how you can show each pair is congruent?

You can use triangle congruence theorems to

3. ### 1. If RST=NPQ, which of the following is true?

A) R=P B) R=Q C) T=P D) T=Q <---- My answer 2. Given ABC=PQR, m<B=3v+4, and m<Q=8v-6, find m<B and m<Q. A) 22 B) 11 C) 10 <---- My answer D) 25 3. Which of the following statements is true about the triangles

4. ### R, S, and T are the vertices of one triangle. E, F, and D are the vertices of another triangle. m<R = 60°, m<S = 80°, m<F = 60°, m<D = 40°,?

RS = 4, and EF = 4. Are the two angles congruent? If yes, explain how and identify which segment is congruent to

5. ### If the measures,in degrees, of the three angles of a triangle are x, x+10, and 2x-6, the triangle must be:

A.right,B.equilateral,C.Scalene, D.Isosceles

6. ### 7. which three lengths could be the lengths of the sides of a triangle?

a.11cm,11cm,24cm****** b.18cm,12cm,9cm c. 9cm,19cm, 10cm d.4cm,7cm,23 cm idk? is this right

7. ### justify the last two steps of the proof.

Given: ABCD is a parallelogram. Prove: triangleABC = triangleCDA 1. ABDC is a parallelogram 1. given 2. AB = DC and BC =DC 2. opposite sides of a parallelogram are congruent 3. AC = CA 3. ? 4. triangleABC =

8. ### 1. If ΔRST symbol ΔNPQ, then RT line is congruent to _____. (1 point)

line NP line NQ line PQ line QP 2. Given RST NPQ, RT = 7x – 5, NQ = 5x + 11, find the length of RT and of NQ. (1 point) 8 51 40 56 3. Which of the following statements is true about

10. ### 1. The lengths of two sides of a triangle are 9 and 15. What's can be said about the length of the third side?

A. It must be greater than or equal to 6 and less than 24. B. It must be greater than or equal to 6 and at most 24. C. It must be greater than 6

14. ### 1 and 2 are a linear pair. M1=x-35, and m2=x+83. find the measure of each angle

I need help, can someone please walk me through this? Thank you

15. ### Problem:

ABCD is a kite such that AB=BC and CD=DA. P is the centroid of triangle ABC and Q is the centroid of triangle CDA. We know [ABCD]=60. Find [PCQA]. I have no idea on how to approach this problem!

16. ### 1.Which translation rule describes the translation that is 6 units to the right and 5 units down?

A.(x, y)--> (x+6, y-5)**** B.(x, y)--> (x-6, y-5) C.(x, y)--> (x+6, y+5) D.(x, y)--> (x-6, y+5) 2.If point P(4,11) is reflected across the line y=3, what are

17. ### 3. A department store sells small boxes in which customers can store potpourri. The diagram below shows one of the boxes. The diagram is not drawn to scale. 3.12cm, 17cm, 5cm

What are the laretal area and the surface area of the box to the nearest whole

19. ### $M$ is the midpoint of $\overline{AB}$ and $N$ is the midpoint of $\overline{AC}$, and $T$ is the intersection of $\overline{BN}$ and $\overline{CM}$, as shown. If $\overline{BN}\perp\overline{AC}$, $BN = 12$, and $AC = 14$, then find $CT$.

The dashed triangle is a dilation image of the solid triangle with the center at the origin. Is the dilation an enlargement or reduction? Find the scale factor of the dilation. The solid triangle has the points A(-6,0) B(6,5) and

21. ### The lengths of the sides of a triangle are 3x, 5x – 12, and x + 20. Find the value of x so that the triangle is isosceles.

Can somebody show me a step-by-step process of how to get the answer(s) please? I need it:) I also saw that x could = 8, 10, and 6.

22. ### List the sides of the triangle in order from longest to shortest.

Angle D is 86 degrees Angle F is 50 degrees Angle E is 44 degrees *xy=segment* A) EF, FD, DE B) FD, DE, EF C) EF, DE, FD D) DE, FD, EF My answer: I think it would be B but I'm not sure. If

23. ### 46. Assume that lines that appear to be tangent are tangent. O is the center of the circle. Find the value of x. Figures are not drawn to scale.

mO = 128° (1 point) 52 308 64 256

26. ### Tangent Lines practice problems. Unit 7

3. In the figure below, lines that appear to be tangent are tangent. Point O is the center of the circle. Which is the value of x? I am really confused on this question. If anyone could help that would be great

27. ### The volumes of two similar solids are 1,331 m^3 and 216 m^3. The surface area of the larger solid is 484 m^2. What is the surface area of the smaller solid?

A. 864m^2 B. 288m^2 C. 144m^2 D. 68m^2 I think the answer is B or C just a lil confused...

28. ### What is the area of the trapezoid? The diagram is not drawn to scale.

60 cm² Given the regular polygon, what is the measure of each numbered angle? m∡1 = 36°; m∡2 = 72° What are a) the ratio of the perimeters and b) the ratio of the areas of the

29. ### 13. A(-5,-4) -> A1 is a glide reflection where the translation is (x,y) -> (x+6,y), and the line of reflection is y=3. What are the coordinates of A1?

a. (1,-4) b. (-5,2) c. (1,10) d. (11,2) Is the answer a?

30. ### The lengths of the sides of a triangle are 17, 8, and n. Which of the following must be true?

A. 9 < n < 25 B. n > or equal to 25 C. n < 9 D. 9 < or equal to n < or equal to 25 At first I thought it was B, then I thought it was A or D... is it A? Please

31. ### #4

Which could be the scale factor of the following similar figures? (1 point) The first triangle's sides are 9,9,12 The second triangles sides are 6,6,8 A.) 2/3 B.) 3/4 C.) 1 D.) 3/2 E.) 4/3 My answers: b & c _______________________________ #5 The

32. ### 1 - Complete this statement: A polygon with all sides the same length is

said to be___. a. regular b. equilateral *** c. equiangular d. convex 2- A road sign is in the shape of a regular heptagon. What is the measure of each angle on the sign? round to the

33. ### A(-3,3) ---> A' is a glide reflection where the translation is (x,y) (x+5,y), and the line of reflection is y=1. What are the coordinates of A'?

(2,-3) (-3,5) (5,1) (2,5) ---> is an arrow. I am not good on glide reflections and I'm very stuck on this one:(

34. ### 32. What is the maximum volume of a square pyramid that can fit inside a cube with a side length of 18cm?

5,832 cm3 2,916 cm3 1,944 cm3 972 cm3

1. What are the focus and directrix of the parabola with the equation y=1/12 xsquared 2. what is an equation of a parabola with a vertex at the origin and directrix y=19/4 3. What are the focus and directrix of the

36. ### Complete the two column proof.

Given: angle 2 and angle 5 are supplementary Prove: l is parallel to m Statements: 1. BLANK 2. angle 3 is congruent to angle 2 3. angle 3 and angle 5 are supplementary 4. BLANK Reasons: 1.________ 2.________ 3.________

37. ### Given the line F is parallel to line g, find the value of x.

Line f is 3x Line g is 6x+45

39. ### Note: Enter your answer and show all the steps that you use to solve this problem in the space provided.

What is the value of x? "A triangle is shown with two sides that each measure 21. The angle between the two sides is 38 degrees. One of the other base

40. ### A triangle has angle measures

23° and 35° . What is the measure of the third angle? A. 32° B. 90° C. 122° D. 180°

41. ### Right triangle FHG is shown

*The sine of angle F is 0.53 What is the cosine of angle H? Round the answer to the nearest hundredth

42. ### 8. The lateral area of a cone is 555πcm^2. The radius is 15.1 cm. What is the slant height to the nearest tenth of a centimeter?

A. 36.8 cm B. 11.7 cm C. 83.8 cm*** D. 25.5 cm 10. What is the volume of the given prism? Round the answer to the nearest tenth

44. ### what are the properties of the circumcenter of a triangle?

what are the properties of an incenter triangle?

45. ### Please write a paragraph proof for this statement. Point Y is the midpoint of segment XZ. Z is the midpoint of segment YW. PRove that segment or line XY is congruent to segment or line ZW.

1. A triangle has side lengths of 34 in, 20 in, and 47 in. Is the triangle acute, obtuse or right? a. Right b. Obtuse* c. Acute 2. Quilt squares are cut on the diagonal to form triangular quilt pieces. The hypotenuse of the resulting

48. ### The area of a triangle is 124 square units. What would its new area be if its base was half as long, and its height was three times as long?

I have no idea what I should use or do to solve this question. I only got to the point in where the new area is

49. ### 1. A conditional can have a ____ of true or false. (1 point)

a) hypothesis b) truth value *** c) counterexample d) conclusion Am I right? Thank you!

51. ### Help! I'm so confused :(

1. Supply the missing reasons to complete the proof. Given: angle Q is congruent to angle T and line QR is congruent to line TR Prove: line PR is congruent to line SR Statement | Proof 1. angle Q is congruent| 1. Given to angle T

52. ### Which value is equivalent to sin42∘?

a. cos3∘ b. cos90∘ c. cos45∘ d. cos48∘

53. ### 13. A( -2, -5 ) => A' is a glide reflection where the translation is ( x, y ) => ( x + 7, y ), and the line of reflection is y = 2. What are the coordinates of A'?

a.) ( 5, 9 ) b.) ( 5, -5 ) c.) ( -2, 2 ) d.) ( 6, 2 )

55. ### 1. The Seattle Space Needle is 604 feet tall. A model for the building is 48 inches tall. What is the ratio of the height of the model to the height of the actual Space Needle?

A. 151:1 B. 151:12 C. 1:151 D. 12:151 If anyone knows the rest of the answers to

57. ### If a conditional and its converse are always true, then the statement is a

a. converse. b. conditional. c. biconditional. d. counterexample. I am trying to do some geometry and haven't taken it in a while so can someone please help?

58. ### Two straight lengths of wire are placed on the ground, forming vertical angles. If the measure of one angles formed is 72 degrees, what are the measures of the other three angles. Explain your answer.

My answer-- Vertical angles are congruent and if the

59. ### ab has endpoints at (2,3) and (2,5). after a dilation with a center at the origin and a scale factor of 15 , what would be the length of the image of ab ?

1/5 units 2/5 units 2 units 10 units

62. ### If a polygon has 33 sides what is

a) The sum of the measures of the angles of the polygon? b) The sum of the measures of the exterior angles, one per vertex, of the polygon?

63. ### A triangle is reflected across line L and then across line m. If the lines intersect, what kind of isometry is this composition of reflections?

translation rotation reflection glide reflection*****? After a glide reflection, the point x is mapped to the

67. ### Find the value of x. Round to the nearest tenth of a unit.

A right triangle. The hypotenuse is 580 yards. The opposite leg (not the base) is x. The exterior degree on the top of the triangle is 27. 263.3 yd 295.5 yd 516.8 yd 1,277.6 yd

69. ### 1. In an isosceles triangle that is not equilateral the angle between the congruent sides is called a ____

A> Leg B> Vertex C> Base D> Corollary <<<<<<<<THIS ONE 2. In triangle ABC, AB = CB, m<ABC = 4x-3, and m<CAB = x-3. What is m<ACB A> 28.5 B> 31.5

70. ### In right triangle XYZ, ∠Z is a right angle, m∠Y=16∘, and XZ=7.

sin16∘≈0.276 cos16∘≈0.961 tan16∘≈0.287 Triangle X Y Z as described in the text. What is the measurement of YZ? If necessary, round your answer to one decimal place, like this:

75. ### Which value is equivalent to cos15∘?

a. sin45∘ b.sin75∘ c. sin85∘ d. sin30∘

76. ### Note: Enter your answer and show all the steps that you use to solve this problem in the space provided.

The figure is a triangle is a triangle, and a dotted triangle beside it with a right angle. Th base appears to be 6.9 cm and the upright side of the

77. ### <DOE contains points D(2,3) O(0,0) and E(5,1). Which of the following angles are both adjacent and supplementary to <DOE?

<DOF, with F (10, 2) <DOF, with F (-2, -3) <DOF, with F (-5, -1) <EOF, with F (-5, -1) <EOF, with F (-2, -3) <EOF, with F (10, 2) You

79. ### Hi, I'm having a difficult time understanding a couple of Geometry questions on my homework and I'd really appreciate it if someone could answer them and explain to me how to get the same answer.

Question 1: A regular pentagon has an apothem of 3.2 m and an

81. ### A segment has endpoints X (-6,2) and Y (-1,-3). Which are the coordinates of the image for a dilation with scale factor of 1.5 and center at the origin?

A. X'(-7.5) Y (-2.5,-5.5) B. X'(-4.5) Y (.5,-5.5) C. X'(-3,1) Y (-.5,-1.5) D. X'(-9,3) Y (-1.5,-4.5)

82. ### find the distance between the cities. Assume that Earth is a sphere of radius 4000 miles and that the cities are on the same longitude (one city is due north of the other)

Dallas, Texas Latitude: 32* 47' 39" Omaha, Nebraska Latitude: 41* 15' 50"

86. ### 10. Which of the following quadrilaterals always have diagonals that are congruent. Circle all that apply

Parallelograms Rectangles Rhombi Squares Isosceles trapezoids 19. Given square ABCD: if the measure of angle ACB = (1x - 32) degrees, find the value of

87. ### Write the converse of the following true conditional statement. If the converse is false write a counter example.

My answer If a < 15 the a < 10 false counter example a = 12 and a > 10

88. ### Which of the following types of statements can explain the steps of a proof? Check all that apply.

A. Corollaries B. Conjectures C. Definitions D. Postulates

89. ### what is the value of x in the diagram?

A. 1/2 B. 4/21 C. 2 D. 4 The fractions for cross multiplication are 9/4x-2 and 12/3x+2 I tried to do it but it was not an answer and i dont know what i did wrong

90. ### 9. what are the lateral area and the surface area of the cone shown below 14ft 17ft?

~LA=615.8 ft2; SA=1,803.3 ft2 ~LA=615.8 ft2; SA=3,166.7 ft2 ~LA=1,187.5 ft2; SA=1,803.3 ft2 ~LA=1,187.5 ft2; SA=3,166.7 ft2 12. Find the volume of the cylinder in terms of

91. ### 4. Use formulas to find the lateral area and surface area of the given prism. Round your answer to the nearest whole number. The figure is not drawn to scale. 9.49m, 37m, 9m, 3m

795m2; 809m2 758m2; 849m2 795m2; 822m2 758m2; 822m2

93. ### 1) If m1 = 37°, what is the measure of 4?

a. 53° b. 43° c. 37° d. 27° 2) If m1 = 40°, what is the measure of 5? a. 50° b. 40° c. 35° d. 25° 3) If m4 = 105°, then what is the m8? a. 105° b. 75° c. 175° d. 25° My Answer..... 1) b. 43° 2) a)

95. ### I don't undestand this question in my geometry textbook. Could nayone explain it to me?

Can you fit all of the interior angles of a quadrilateral around a point without overlap? What about the interior angles of a pentagon?

98. ### @Ms.Sue help plz Use the figure. Assume that lines JL and MP are parallel.

Name a pair of alternate interior angles. A. 3 and 4 B. 1 and 6 C. 3 and 6 D. 5 and 6

P(3,5); y=4