4 years ago

The area of a pizza is 220 square centimeters. what is the radius?

1 answer:

katrin2010 [14]4 years ago

5 0

a=pi*r^2
220=pi*r^2
r=8.36828
or
r = 2 sqrt(55/pi)

Use algebra.com. It is a good website.

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General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction

Left to Right

Algebra I

Function Notation

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