Question

30.The area of the figure is *

77 cm²

154 cm²

38.5 cm²

none of these​

Answer 1

Answer:

The area of the figure is = 77 cm²

Step-by-step explanation:

Area of semi circle

$Area \: of \: semi \: circle = \frac{1}{2} \pi \: r {}^{2} \\ radius \: = 7 \: cm \: \\ Area \: of \: semi \: circle = \frac{1}{2} \times \frac{22}{7} \times 7 \times 7 \\ = 11 \times 7 \\ = 77 \: {cm}^{2}$