Question

What is the area, rounded to the nearest tenth, of a circle with a diameter of 22 m?
Choose one answer.
a. 1520.5 m^2
b. 1194.2 m^2
c. 69.1 m^2
d. 380.1 m^2

Answer 1

wow thanks

Answer 2

The area for a circle can be found like so,\[Area = \pi r^2\]
where r = radius and 1/2 diameter = radius.
\[Area = π× (\frac{ 22 }{ 2 })^{2} = \pi \times 11^{2}≈380.1\]