Math, asked by haazraabishaik, 3 months ago

what is area of sector which is 90°, radius=7cm​

Answers

Answered by rebadadgupta0
0

Answer:

51.3 cm²

Step-by-step explanation:

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Answered by utkarshpandey190205
0

Answer:

38.5 cm²

Step-by-step explanation:

θ = 90°

r = 7 cm

Area of sector: \frac{θ}{360°} × πr²

\frac{90°}{360°} × \frac{22}{7} × (7)²

\frac{1}{4} × \frac{22}{7} × 49

\frac{1}{2} × 11 × 7

\frac{77}{2}

⇒ 38.5 cm²

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