Question
Download Solution PDFThe area of a sector of a circle is 110 cm2 and the central angle of the sector is 56°, what is the radius of the circle? (Take π = 22/7)
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFGiven:
Area of a sector is 110 cm2 and the central angle of the sector is 56°
Formula used:
Area of a sector = θ/360° πr2.
Calculation:
As per the formula,
⇒ 110 cm2 = 56°/360° πr2.
⇒ r2 = 225
⇒ r = 15 cm
∴ The correct option is 4
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