Question

Area of a quadrant of a circle of radius 7 cm is ______.

Options

• 154 cm²

• 77 cm²

• `77/2`cm²

• `77/4`cm²

Answer 1

Area of a quadrant of a circle of radius 7 cm is `underlinebb(77/2 cm^2)`.

Explanation:

Area of Quadrant of Circle

= `θ/360 πr^2`

= `90^circ/360^circ xx 22/7 xx 7 xx 7`

= `77/2` cm²