Similar Figures Homework 1/4/19

Figures A and B are similar and the scale factor from A to B is 3. If the perimeter of figure A is 16, what is the perimeter of figure B?

• 32

• 8

• 48

• Help! I don't know how to solve this!

Figures A and B are similar. If the area of figure A is 4.5, what is the area of figure B?

• 18

• 9

• 4.5

• Help! I don't know how to solve this!

If ABCDE ∼ GHJDF, then∠A is congruent to _______

• ∠H
• ∠D
• ∠G
• ∠J

Tags

CCSS.HSG.SRT.A.2

Find the height of the tree.

• 8 ft
• 12 ft
• 13 ft
• 15 ft

Tags

CCSS.HSG.SRT.C.8

The triangles are similar, solve for the question mark.

• 8
• 12.5
• 18
• 24

Tags

CCSS.HSG.SRT.A.2

Are these figures similar?

• yes
• no

Tags

CCSS.HSG.SRT.A.2

Are these triangles similar?

• Yes
• No

Tags

CCSS.HSG.SRT.A.2

A picture of a school’s mascot is 18 in. wide and 24 in. long. It is enlarged proportionally to banner size. If the width is enlarged to 54 in., what is the length of the banner? (Hint: draw the pictures to see what they would look like)

• 72 in

• 60 in

• 62 in

• 80 in

Solve the proportion.
____ = ____

• p=31.3
• p=308
• p=924
• p=532

Tags

CCSS.7.RP.A.2B

Are the following similar? Why or why not?

• Yes
• No, the corresponding angles are not equal.
• No, the ratios of the corresponding sides are not equal.

Tags

CCSS.HSG.SRT.A.2