Class IX

Area and Perimeter of Sectors

Interactive practice questions

Consider the sector below.

A sector of a circle is given with its radius measured as $96.4$96.4 $mm$mm. Each of the two sides of the sector has a tick mark. The angle between the two sides is a right angle as indicated by the a small square.

a

Calculate the perimeter. Give your answer correct to one decimal place.

b

Calculate the area. Give your answer correct to four decimal places.

Easy

4 min

Consider the sector below.

Easy

4 min

Consider the sector below.

Easy

4 min

Consider the sector below.

Easy

4 min

Outcomes

9.G.C.1

Definitions of circle related concepts, radius, circumference, diameter, chord, arc, subtended angle.

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