Question:

How do you find the radius of a circle if the area is 200.96 cm?

Answer:

The area of a circle is defined as A = (pi)*(radius)^2. So solving for radius you find that the radius = square root of (area/pi) so in this case radius = square root of (200.96/3.14) = 2.7cm


Tags:
Circle
Curves
Radius
Area
Square root
Earth radius
Liu Hui's π algorithm
Environment
Geometry
Mathematics
Pi
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