Question

The diameter of the circle is 8 inches. What is the area?

Answer 1

50.2655 but You can also put it as 50in! :D

Answer 2

50.3in² ( to 1 decimal place )

the area of a circle is calculated using

area = πr² ( where r is the radius)

here diameter = 8 ⇒ r =8/2 = 4

area = π × 4² = 16π = 50.3 in²