Question

Answer this question....

Answer 1

Answer:

radius of semi circle= 5cm

area of semicircle = 1/2×π×r×r

Step-by-step explanation:

substitute the r

then=

=1/2×π×5×5

=25/2×π

=12.5π cm^2

answer

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Answer 2

Answer:

1) 12.5 π cm²

Step-by-step explanation:

$area \: of \: semicircle \: = \frac{ \pi{r}^{2} }{2} \\ \\ given \: - \\ \\ r = 5 \: cm \\ \\ \frac{\pi {(5)}^{2} }{2} \\ \\ \frac{25\pi}{2} \\ \\ 12.5\pi {cm}^{2}$