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Unit 7B Test

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Last updated almost 6 years ago
21 questions
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Question 1
1.

Are these figures similar?

Question 2
2.

Are these figures similar?

Question 3
3.

Are these figures similar?


Question 4
4.

Are these figures similar?


Question 5
5.

Given that the figures are similar, solve for x. Show your work in the whiteboard below.

Question 6
6.

What does x equal? Just put the number (no x equals.)

Question 7
7.

Given that the figures are similar, solve for x. Show your work in the box below.

Question 8
8.

What does x equal? Just put the number (no x equals.)

Question 9
9.

Given that the figures are similar, solve for x. Show your work in the whiteboard below.

Question 10
10.

What does x equal? Just put the number (no x equals.)

Question 11
11.

Use the diagram below to find the distance across Catfish Lake. Show your work and answer in the whiteboard below.

Question 12
12.

What does x equal? Just put the number (no x equals.)

Question 13
13.

Rachel is 64 inches tall and casts a 48 inch shadow. Her daughter, Emma, is standing next to her
and casts a 30 inch shadow. How tall is Emma? Show your work in the whiteboard below.

Question 14
14.

How tall is Emma? Just put your answer, no units.

Question 15
15.

Rectangle A is similar to Rectangle B. What is the perimeter of Rectangle B?

Question 16
16.

What is the perimeter of B? Just put the number, no units.

Question 17
17.

A rectangle has a side lengthof 8.5 inches and an area of 34 square inches. A larger similar rectangle has a side length of 51 inches. Find the area of the larger rectangle.


Question 18
18.

What is the area of the larger rectangle? Just put the number, no units.

Question 19
19.

Two triangles are similar with a scale factor of 9. What is the ratio of the perimeters of the two triangles?

Question 20
20.

Two triangles are similar with a scale factor of 9. What is the ratio of the areas of the two triangles?

Question 21
21.

Two triangles are similar with a ratio of the areas of 4. What is the scale factor of the two triangles?