Question

If the radius of a circle is 3.5 inches, its diameter is
1.75 inches and its approximate area is [Blank}
square inches.


whats the blank??? (pls help me)

Answer 1

Answer:

$1inch = 2.54cm \\ 3.5inches = 3.5 \div 2.5 = 8.89cm$

$area \: of \: a \: circe = \pi \times {r}^{2}$

22/7*8.89*8.89=248.3