Geometry · Classes 9, 10, 11
Sector Area
Area of circular sector for angle θ in degrees.
FORMULA
\(A=\frac{\theta}{360}\pi r^2\)
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Worked example
r=6, θ=90° ⇒ 9π
Understand this formula
Area of circular sector for angle θ in degrees.
Check measurement units, mathematical domains and rounding before applying any result in an examination.