Area = pi x r2
Area = 3.14 x 74 x 74 = 17203 square feet (approx)
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Area = pi*742 = 17203.361 square feet to 3 dp
Change to feet by dividing 74 and 45 by 12: 74/12 times 45/12 = 23.125 square feet
Divide the circumference by Pi (about 3.1416) to get the diameter. Divide diameter by two to get the radius:74m / 3.1416 = 23.55m diameter23.55m / 2 = 11.775m radius
It is: 74/2 = 37 feet
It is 37 cm half of 74 is 37