Similar Solids

If the scale factor is 3, which of the following is true about surface area of the image compared to the pre-image?

• The surface area will be three times as large.

• The surface area will be six times as large.

• The surface area will be nine times as large.

• The surface area will be twenty-seven times as large.

Tags

CCSS.7.G.B.6

What number do you have to multiply all the matching sides by in figure A to equal figure B?

Mathematical Equivalence

ON

Tags

CCSS.7.G.A.1

Each pair of figures is similar. Use the information given to find the scale factor of the figure on the left to the figure on the right.

• 1 : 10

• 40 : 1

• 4 : 25

• 2 : 5

Tags

CCSS.7.G.B.6

Solve the proportion. Type the value only, do not use x =

Mathematical Equivalence

ON

Tags

CCSS.7.EE.B.4A

Solve the given proportion. Type the answer only, do not use x =

Mathematical Equivalence

ON

Tags

CCSS.6.EE.B.7

Using a proportion, find the height of the tree.

• x = 0.0625 ft.
• 16 ft
• x = 16 ft.

Tags

CCSS.HSG.SRT.B.5

Are the following solids similar? If yes, then identify their scale factor.

• No, they are not similar.

• Yes, scale factor = 7/2

• Yes, scale factor = 2/7

• Yes, scale factor = 10/3

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2

What is the volume of the larger solid shown ?( round to nearest hundreds, type numerical only)

Tags

CCSS.HSG.GMD.A.3

CCSS.8.G.C.9