Quiz about A Similar Triangles

Question 1

Find the value of x.

Accepted Answer

25

Answer

15

Answer

30

Answer

40

Question 2

Determine whether the triangles are similar by AA~, SSS~, SAS~, or not similar.

Accepted Answer

SSS

Answer

AA

Answer

SAS

Answer

not similar

Question 3

Determine whether the triangles are similar by AA~, SSS~, SAS~, or not similar.

Accepted Answer

AA

Answer

SSS

Answer

SAS

Answer

no similar

Question 4

Which triangles are similar to triangle A?

Accepted Answer

Both

Answer

B

Answer

C

Answer

None

Question 5

Find the value of X.

Accepted Answer

7

Answer

4

Answer

6

Answer

12

Question 6

Question 6.

Accepted Answer

4

Answer

7

Answer

12

Answer

6

Question 7

To measure the distance across a pond, a surveyor locates points A, B, C, D, and E as shown. What is AB to the nearest meter?

Accepted Answer

15

Answer

10

Answer

12

Answer

18

Question 8

Determine whether the triangles are similar by AA~, SSS~, SAS~, or not similar.

Accepted Answer

SAS

Answer

SSS

Answer

AA

Answer

not similar

Question 9

Determine whether the triangles are similar by AA~, SSS~, SAS~, or not similar.

Accepted Answer

SSS

Answer

AA

Answer

SAS

Answer

Not similar

Question 10

Find side length X.

Accepted Answer

10

Answer

22.5

Answer

9

Answer

7.5

Question 11

Which of the following is a viable method of proving one triangle is similar to another?

Accepted Answer

Show that 3 pairs of corresponding sides from one triangle to another have the same scale factor.

Answer

Show that 2 sides of one triangle & their included angle are congruent to 2 sides of another & their included angle.

Answer

Show that 2 angles of one triangle are similar to 2 angles of another.

Answer

Show a sequence of rigid transformations (rotation, slide, reflection) map one triangle onto the other.

Question 12

The triangles are similar. State the reason and complete the similarity statement.

Accepted Answer

$$\Delta EFG\sim\Delta EML$$ by $$AA\sim$$

Answer

$$\Delta EFG\sim\Delta EML$$ by $$SAS\sim$$

Answer

$$\Delta EFG\sim\Delta ELM$$ by $$SSS\sim$$

Answer

$$\Delta EFG\sim\Delta EML$$ by $$SSS\sim$$

A Similar Triangles

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