What is the formula used to find the area of a sector? [1 MARK]
Concept: 1 Mark Area of the sector =θ360×πr2 where θ is the angle subtended by the arc at the centre.
Derive the formula used to find the area of sector and length of arc of sector. [2 MARKS]
What is the formula used to find the length of the arc of a sector?
Derive the formula used to find the area of segment of circle. [4 MARKS]