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These questions are for the Transformations And Similarity Test. Connexus Users Only!! Please 100% and show work for questions 2, 5, 6, 13.
2. Triangle ABC has vertices point A (-3,-3), point B (5,-3), and point C (2, 4). Find the coordinates of A', B', and C' after a dilation at the origin.
A' = _______
B' = _______
C' = _______
5. Use the image to answer the question. First triangle is 2 in. and 6.4 in. second triangle is x and 9.6 in. What is the length of x?
6. △RST ~ △XYZ. m∠R = 18°, m∠S = 75°. What are the measures of angles X,Y, and Z?
m∠X = ______
m∠Y = ______
m∠Z = ______
7. Consider the similar trianges below.
Part A:
The first triangle is, S, 5, 7, R, 8, T and the second triangle is, B, 14, C, A.
Find the scale factor.
The scale factor is: ____
Part B
Find the length of AC.
The length of AC is ____
8. Which of the following scale factors would result in a dilation that is a reduction?
A. 7/4
B. 1.5
C. 1/4
D. 5.25
9. Use the image to answer the question. Figure one is a couch, figure two is a laptop and figure three is power poles and figure four is an ant.
Which scale drawing is a dilation that increased the size of the original object it represents?
Figure ___
10. The black shape is a dilation of the purple shape. What is the scale factor of the dilation?
The scale factor is: ___
Bot GPT 3.5
answered5 months ago