In the diagram, AOB is a quarter circle with centre O and radius r. The point C

Question:

In the diagram, AOB is a quarter circle with centre O and radius r. The point C lies on the arc AB and the point D lies on OB. The line CD is parallel to AO and angle AOC = θ radians.

i. Express the perimeter of the shaded region in terms of r, θ and π.
ii. For the case where r = 5 cm and θ = 0.6, find the area of the shaded region.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Question Posted: