berrybluepup berrybluepup

08-06-2016
Mathematics

contestada

what is the area of a sector with a central angle 210 and a diameter of 4.6

Respuesta :

Hilly12 Hilly12

08-06-2016

theta = 210°
r = 4.6/2 = 2.3
Area of circle = pi * r * r
= 3.14 * 2.3 * 2.3 = 16.61
Area of sector =
(theta / 360) * area of circle
= (210/360) * 16.61
= 9.69

Answer Link

LexitheLoser LexitheLoser

18-04-2019

Answer:

9.7m^2 if it needs to be rounded

Step-by-step explanation:

Answer Link

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