# Chapter 10

## Formulas

A=bh - Area of parallelogram

A=1/2(b1 + b2)h - Area of trapezoid

A=3.14r2 - Area of circle

S=2B+Ph - Area of triangular prism Big B= area of a base

S=B+1/2Pl - Area of pyramid l= Slant height

V=Bh - Volume of prism, cylinder

V=1/3Bh - Volume of pyramid

V=4/33.14r3 - Volume of sphere

## Section 1

The base of a parallelogram is the length of any one of its sides the perpendicular distance between the base and the opposite side is the height of a parallelogram.
Area of a Parallelogram

## Section 2

The area of a circle is the product of pi and the square of the radius

A=pir2

## Section 3

A solid is a three-dimensional figure that encloses a part of space

A polyhedron is a solid that is enclosed by polygons

Faces, Edges, and Vertices of a Polyhedron

## Section 4

A net is a two-dimensional pattern that forms a solid when it is folded.

## Section 5

The slant height of a regular pyramid of the height of a lateral face.
Surface Area of a Pyramid

## Section 6

The volume of a solid is a measure of the amount of space it occupies.

The volume of a prism is the product of the area of the base.

## Section 7

How To Find The Volume of A Square Pyramid: THE EASY WAY!