Question

The diagram above shows the quadrant OPQ centred at O.

ORST is a square.
Given OP = 10 cm and OR = 7 cm.
Calculate the area of the shaded region, in cm². State the answer in pi.​

Answer 1

the square is 49cm^2

A=pi(r)^2/4

A=pi(10)^2/4

A=100pi/4

A=25pi

25pi -49

29.5398

Explanation: