A sector of a circle with radius 14 cm subtends an angle of 45° at the centre.
MATHEMATICS · Multi-part · CBSE · Mathematics · Areas Related to Circles · Areas Related to Circles
Problem
A sector of a circle with radius 14 cm subtends an angle of 45° at the centre.
(i) Find the length of the arc that forms the curved boundary of the sector.
(ii) Calculate the area of the sector.
(iii) Determine the perimeter of the sector, taking its boundary to consist of the two radii and the arc.
Take π=722.