Unit 3 Test: Similar Triangles

The ratio of the sides of a triangle is 2:6:7. If the perimeter of the triangle is 195 meters, what is the length of the longest side?

• The length of the longest side is 91 meters.

• The length of the longest side is 65 meters.

• The length of the longest side is 105 meters.

• The length of the longest side is 78 meters.

The ratio of the angles in a triangle is 3:10:7. What is the measure of the smallest angle?

• The measure of the smallest angle is 36 degrees.

• The measure of the smallest angle is 45 degrees.

• The measure of the smallest angle is 60 degrees.

• The measure of the smallest angle is 27 degrees.

Tags

CCSS.8.G.A.5

What is the scale factor of Figure B to Figure A?

• 2:5

• 2:1

• 5:2

• 3:2

Tags

CCSS.7.G.A.1

If the scale factor of Figure A to Figure B is 3:8, find the value of x.

• x = 3

• x = 9

• x = 64

• x = 1

Tags

CCSS.7.G.A.1

If ΔGHJ ~ ΔLMK with a scale factor of 5:6, find the perimeter of ΔGHJ.

• 25

• 50.4

• 35

• 40

If ΔCDE ~ ΔFGE, find the value of x.

• x = 43.2

• x = 37.04

• x = 35

Tags

CCSS.HSG.SRT.A.2

If ΔHBN ~ ΔLYR, find the value of x.

• x = 24

• x = 42

• x = 18.4

Tags

CCSS.HSG.SRT.A.2

For questions 12-17, determine how (if possible) the triangles can be proved similar.

• AA~

• SSS~

• SAS~

• Not Similar

Tags

CCSS.HSG.SRT.B.5

For questions 12-17, determine how (if possible) the triangles can be proved similar.

• AA~

• SSS~

• SAS~

• Not Similar

Tags

CCSS.HSG.SRT.B.5

For questions 12-17, determine how (if possible) the triangles can be proved similar.

• AA~

• SSS~

• SAS~

• Not Similar

Tags

CCSS.HSG.SRT.B.5