Area of a 17 Inch Circle

What is the area of a circle with a DIAMETER of 17 inches (radius of 8.5 inches)? How big is a 17 inch circle?
ft
in
Area of a 17″ diameter circle
226.98square inches
1.5763square feet
0.17514square yards
1,464.4square centimeters
0.14644square meters
(results may be rounded)

Area of a Circle Formula

The area of a circle is pi times the square of its radius. The radius is half the diameter.

Area = π * (Diameter / 2)2

Diameter of a Circle

The diameter of a circle is the distance from one edge to the other, passing through the center. It is twice the radius.

Diameter
Circle Area by Diameter
(results are rounded)
Diameter in2 ft2 cm2
17.0 in 227.0 1.576 1,464
17.1 in 229.7 1.595 1,482
17.2 in 232.4 1.614 1,499
17.3 in 235.1 1.632 1,517
17.4 in 237.8 1.651 1,534
Diameter in2 ft2 cm2
17.5 in 240.5 1.670 1,552
17.6 in 243.3 1.689 1,570
17.7 in 246.1 1.709 1,587
17.8 in 248.8 1.728 1,605
17.9 in 251.6 1.748 1,624