Measurement

Match the items on the right to the items on the left.

Area of a circle

Circumference of a circle

Area of the sector of a circle

Circumference of a semicircle

Area of a quadrant of a circle

{πr}^{2}

2 πr

\frac{θ^{°}}{360^{°}} \times {πr}^{2}

(π + 2) r

\frac{1}{4} {πr}^{2}