Scorpio29 Scorpio29

25-05-2017
Mathematics

contestada

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

Respuesta :

25-05-2017

Divide the central angle by 360 then multiply by diameter and pi. You should get something close to 13.5 cm2

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Angle addition postulate: m see attachment