Geometry: surface area and volume of similar figures

The two figures are similar. What is the scale factor of the smaller prism to the larger?

• $\frac{729}{1331}$

• $\frac{9}{11}$

• $\frac{81}{121}$

• $\frac{243}{444}$

What is the scale factor of two similar prisms with surface areas of 144 m² and 324 m²

• $\frac{2}{3}$

• $\frac{4}{9}$

• $\frac{72}{162}$

• $\frac{12}{18}$

Tags

CCSS.7.G.A.1

The surface area of two paint cans are 1019 cm² and 425 cm². The volume of the smaller can is 1157 cm³. What is the volume of the larger can?

• 864 cm³

• 2774 cm³

• 4295 cm³

• 483 cm³

• 110 m²

• 413 m²

• 128 m²

• 160 m²

Tags

CCSS.7.G.B.6

• 5:4

• 25:16

• 3375:1728

• 58: 42

Tags

CCSS.7.G.A.1

• 162 in²

• 108 in²

• 112.5 in²

• 72 in²

Tags

CCSS.7.G.B.6

• 441 cm³

• 490 cm³

• 686 cm³

• 350 cm³

Find the ratio of the volume of the first figure to the second.

• 4:3

• 16:9

• 64:27

• 12:9

When is Ms. Johnson’s birthday?

• Wednesday, May 6th

• Monday, May 6th

• Saturday, May 6th

• Friday, May 6th

Tags

CCSS.RI.11-12.7

CCSS.RI.8.7

CCSS.RI.9-10.7

CCSS.RL.11-12.7

CCSS.RL.9-10.7