Lesson: Area of a Circular Sector
In this lesson, we will learn how to find the area of a circular sector given the radius and the measure of the central angle.
Sample Question Videos
Worksheet: 25 Questions • 22 Videos
and are two tangents to the circle where and lie on the circumference. and the radius of the circle is 7 cm. Find the area of the part between the two tangents and the smaller arc giving the answer to the nearest square centimetre.
Find the area of the coloured part of the diagram in terms of .
The perimeter of a circular sector is 36 cm and the central angle is 0.4 rad. Find the area of the sector giving the answer to the nearest square centimetre.