Quiz about Similarity Ratio and Proportions

Question 1

Sides in similar figures must be proportional.

Accepted Answer

True

Answer

False

Question 2

Solve for f.

Accepted Answer

4

Answer

6

Answer

3

Answer

8

Question 3

Two objects that are the same shape but not the same size are _______.

Accepted Answer

Similar

Answer

Congruent

Answer

Vertical

Answer

Complementary

Question 4

Which proportion is true?

Accepted Answer

$$\frac{y}{0.6}=\frac{0.7}{0.56}$$

Answer

$$\frac{y}{x}=\frac{1.25}{1}$$

Answer

$$\frac{x}{1}=\frac{0.5}{1.05}$$

Answer

$$\frac{x}{0.5}=\frac{0.6}{1.25}$$

Question 5

Which proportion is true?

Accepted Answer

$$\frac{6}{2.5}=\frac{21}{x}$$

Answer

$$\frac{6}{2.5}=\frac{x}{21}$$

Answer

$$\frac{6}{21}=\frac{x}{2.5}$$

Answer

$$\frac{6}{x}=\frac{2.5}{21}$$

Question 6

Tell whether the two figures are similar. Explain your reasoning.

Accepted Answer

No, the ratio of corresponding sides are not equal

Answer

Yes, similar because they have the same shape and the same angles

Answer

Yes, same shape

Answer

No, different sizes

Question 7

Which side is corresponding to 18?

Accepted Answer

6

Answer

5

Answer

7

Answer

15

Question 8

State if the triangles in each pair are similar. If so, state how you know they are similar.

Accepted Answer

Yes, AA Similarity

Answer

Yes, SSS Similarity

Answer

Yes, SAS Similarity

Answer

Not Similar

Question 9

State if the triangles in each pair are similar. If so, state how you know they are similar.

Accepted Answer

Yes, SSS Similarity

Answer

Yes, AA Similarity

Answer

Yes, SAS Similarity

Answer

Not Similar

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