Geometry Ch 7 Test

A class has 30 students. 18 are boys. What is the ratio of boys to girls?

• 12:18
• 3:2
• 30:18
• 18:7

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

The extended ratio of the sides of a triangle are 2:4:7. Find the length of the shortest side if the perimeter is 117 inches.

• 18 inches
• 9 inches
• 36 inches
• 63 inches

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

What is the scale factor (little to big)?

All corresponding angles are congruent in similar figures.

• True
• False

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

If the scale factor is greater than one, the new figure will be

• a reduction
• an enlargement
• a scale
• not proportional

Tags

CCSS.8.G.A.3

Find missing side.

? = _____ m

To find the height of a very tall pine tree, you place a mirror on the ground and stand where you can see the top of the pine tree. How tall is the tree?

Tree height = ____ feet

Find the missing length indicated.

• 30
• 25
• 45
• 50

Tags

CCSS.HSG.CO.C.9

Find the missing length indicated. 

• 16
• 8
• 10
• 14

Tags

CCSS.HSG.CO.C.9

Solve for x.

• 7
• 14
• 10
• 5

Tags

CCSS.6.RP.A.3C