three dimensional

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the amount of space a 2 dimensional figure takes up. always units squared

distance around the outside of a circle.

a solid (3-dimensional) object with a circular flat base joined to a curved side that ends in an apex point.

A prism with six square faces

a solid object with:

See image

See image

a straight line going through the center of a circle connecting two points on the circumference.

any of the surfaces of a 3-D figure

half of a sphere.

the distance from the center to the circumference of a circle; it is half of the circle's diameter.

a prism that has rectangular bases

the set of all points in a three-dimensional space that are equidistant from a fixed point called a center.

the amount of space an object takes up

the amount of space an object takes up

the amount of space an object takes up