Volume and Surface Area

What is the surface area? $S.A.=4\pi r^2,\ where\ r\ is\ the\ radius.$  

• 6658.56 mm²

• 452.39 mm2

• 904.32 mm²

• 108.8 mm²

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

Find the surface area of the sphere, given diameter is 10. $S.A.=4\pi r^2,\ where\ r\ is\ the\ radius.\ Remember\ to\ cut\ the\ diameter\ in\ half.$  

• 314.16 in²

• 314 in²

• 166.67 in²

• 521.24 in²

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

For a sphere with a radius of 8, what is the Surface Area? $S.A.=3\pi r^2,\ where\ r\ is\ the\ radius.$  

• 603.19

• 10096.2304

• 2143.573

• 100.48

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

Identify each situation that would require the application of surface area.

• Painting the outside of a shoebox

• Filling the shoebox with candy

• Counting the number of cubes inside of a shoebox.

• Wrapping the shoebox in gift wrap

The surface area of a sphere is 1256.64 square feet. What is it's radius? $r=\sqrt{\frac{1256.64}{4\pi}}$  

• 18

• 6

• 3

• 10

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

Find the volume of the Sphere. Use 3.14 for pi.

 $V=\frac{4\pi r^3}{3}$  

• 337.3 ft³

• 137.2 ft³

• 274.4 ft³

• 205.8 ft³

Answer explanation

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

Divide the diameter by 2.

• 113 m³

• 10.6 m³

• 9.4 m³

• 14.1 m³

Answer explanation

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

Find the volume of the Sphere.

• 78.5 m³

• 392.5 m³

• 523.6 m³

• 62.8 cm³

Answer explanation

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

The radius of the large sphere is double the radius of the small sphere.

How many times is the volume of the large sphere than the small sphere?

• 2

• 4

• 6

• 8

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

 $V=\frac{4\pi r^3}{3}$  Determine the volume of the sphere.
THE RADIUS IS NOT 42. 42 IS THE DIAMETER. YOU MUST CUT THE DIAMETER IN HALF TO FIND THE RADIUS.

• 310181.76

• 38772.72

• 1846.32

• 7385.28

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3