What is the area of a circular sector with a radius of length and a central angle of size ?
Determine, to the nearest square yard, the area of the shaded sector of the shown circle.
Shown is a sector of a circle. If its perimeter is 39 mm, what is its area?
Find the area of the shaded part of the diagram in terms of .
Find the area of the shaded part of the diagram giving the answer to one decimal place.