Question

A 7cm × 5cm rectangle sits inside a circle with a radius of 6cm

Answer 1

Step-by-step explanation:

Area of shaded region = area of circle - area of rectangle

$= \pi \: {r}^{2} - lb \\ \\ = 3.14 \times {6}^{2} - 7 \times 5 \\ \\ = 3.14 \times 36 - 35 \\ \\ = 113.04 - 35 \\ \\ = 78.04 \: {cm}^{2} .$