# Find the area of sector AOB if the radius of circle O is 12 cm. Give the answer in terms of π.

Question
Circles
Find the area of sector AOB if the radius of circle O is 12 cm. Give the answer in terms of π.

2021-02-07
The area of a sector with central angle θ and radius r is:
$$\displaystyle{A}= ### Relevant Questions asked 2020-11-08 The shaded sector above covers \(\displaystyle\frac{{1}}{{2}}$$ of the circle. If the radius of the circle above is 3 cm, what is the area of the sector in terms of ππ. A. $$\displaystyle{1.125}π{c}{m}^{{2}}$$
B. $$\displaystyle{14.13}π{c}{m}^{{2}}$$
C. $$\displaystyle{4.5}π{c}{m}^{{2}}$$
D. $$\displaystyle{2.25}π{c}{m}^{{2}}$$
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(a)Solve $$C=2\pi r$$ for r
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