The area of a circle is pi * r2.
The area is 32, so
32 = pi * r2
32/pi = r2
r = sqrt(32/pi)
d = 2 * sqrt(32/pi)
d = 6.38307649 inches
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Diameter = 32 inches, hence radius = 16 inches Area of circle = pi x r x r = 3.1415 x 16 x 16 = 804.224 square inches
32 inches of course.
circumference = π x diameter ⇒ diameter = circumference ÷ π = 32 in ÷ π ≈ 10.19 in
Area = 804.25 inches2
pi*32 = 100.53 inches (approx)