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26 September, 13:01

Hat is the area of a sector with a central angle of 4π5 radians and a radius of 11 cm? Use 3.14 for π and round your final answer to the nearest hundredth

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  1. 26 September, 16:00
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    4/5 PI radians = 144 degrees

    sector area = central angle / 360 * PI * radius^2

    sector area = 144 / 360 * PI * 11^2

    sector area = 152.0530844337 square centimeters

    sector area = 152.05 square centimeters
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