CP Geo Unit 8 Review

Front

Are the triangles similar?

Back

Yes

Front

Find the missing area. Options: 0, 12, 24, 30

Back

24

Front

The scale factor from figure A to figure B is 4. How many times larger is the area of B than the area of A? Options: 4, 16, 8, 2

Back

16

Front

Are these figures similar?

Back

No

Front

The cookie jar has six chocolate chip cookies and five oatmeal cookies. What is the ratio of oatmeal to chocolate chip cookies? Options: 6:5, 5:6, 6:11, 6:11

Back

5:6

Front

What is the definition of similar triangles?

Back

Triangles that have the same shape but may differ in size; their corresponding angles are equal and their corresponding sides are in proportion.

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 * base * height

Front

If the scale factor is k, how do you find the area of a similar figure?

Back

Area of similar figure = k^2 * Area of original figure

Front

What is a ratio?

Back

A comparison of two quantities by division.

Front

How do you simplify a ratio?

Back

Divide both terms of the ratio by their greatest common divisor (GCD).