Geometry 12.6 Surface Area and Volume of Spheres

Find the surface area of the sphere.

• $1017.9\ m^2$

• $461.8\ in^2$

• $3619.1\ m^3$

• $1708.6\ in^3$

Find the surface area of the sphere.

• $1017.9\ m^2$

• $461.8\ in^2$

• $3619.1\ m^3$

• $1708.6\ in^3$

Find the volume of a hemisphere, with a circumference of great circle  $=24\ \pi\ m$  

• $1017.9\ m^2$

• $461.8\ in^2$

• $3619.1\ m^3$

• $1708.6\ in^3$

Find the volume of a sphere with the area of the great circle  $=55\ \pi\ in^2$  

• $1017.9\ m^2$

• $461.8\ in^2$

• $3619.1\ m^3$

• $1708.6\ in^3$

What is the formula for volume of a sphere?

• $S=4\pi r^2$

• $V=\frac{4}{3}\pi r^3$

• $S=\pi r^2$

• $V=\frac{1}{2}\pi r^4$

Pick the word that best matches the definition: A segment of a sphere from the center to a point on the sphere.

• Radius

• Chord

• Diameter

• Tangent

Pick the word that best matches the definition: A segment of a sphere that connects any two points on the sphere.

• Radius

• Chord

• Diameter

• Tangent

Pick the word that best matches the definition: A segment of a sphere that is a chord that contains the center.

• Radius

• Chord

• Diameter

• Tangent

Pick the word that best matches the definition: A segment of a sphere that is a line that intersects the sphere in exactly one point.

• Radius

• Chord

• Diameter

• Tangent

Pick the word that best matches the definition: All points in space that are a given distance from a given point called the center.

• Radius

• Chord

• Sphere

• Tangent