Posted by Anonymous on Monday, April 4, 2011 at 2:54pm.
A = pi * r^2
28.26 = 3.14 * r^2
28.26 / 3.14 = r^2
9 = r^2
3 = r
D = 2r
Related Questions
geometry - The area of a circle is 28.26 square centimeters. What is its ...
12th grade - The area of a circle is 28.26 square centimeters. What is its ...
geometry - the area of a circle is 28.26 square centimeters. what is its (use 3....
geometry - I need to find the area of the shaded portion of a circle with a ...
math - 1. Find the area of a circle whose diameter is 5.1 centimeters (cm). Use ...
math - the radius of a circle when the numeric values of the circumference and ...
geometry - ABCD is a square with area =625 in square. The circumfrence centered ...
geometry - A circle of diameter 2 inches has its center at the center of a ...
Geometry - Find, the nearest tenth, the area of the region that is inside the ...
Math Help Please - The concentric circles, or growth rings, represent the cross-...
For Further Reading
