3 years ago

Find the area with a central angle of 170° and a diameter of 9.1 cm. Round to the nearest tenth.

Mathematics

1 answer:

alexandr402 [8]3 years ago

6 0

AREA OF A SECTOR =1/2(Ф.R²). Note that R = Diameter/2

AREA OF A SECTOR =1/2(170°).(9.1)/2) =386.75 cm²

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