Question

the area of a circle of diameter 'D' is??​

Answer 1

Answer:

area=πr²

r=D/2

area=π(D/2)²

=πD/4

Answer 2

Answer:

$area \: of \: circle \: i s = \frac{1}{2} \pi {r}^{2}$

the raius of the squre is 1/2 pf ith diamter then

the area of circle will be

$\frac{1}{2} \pi \times \ { \frac{d}{2} }^{2}$

1/2πxd²/4 hope it will help u