lexyypatt lexyypatt

23-07-2019
Mathematics

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find the area of a sector with a central angle of 170° with the radius of 17 mm. Round to the nearest 10th.

find the area of a sector with a central angle of 170 with the radius of 17 mm Round to the nearest 10th class=

Respuesta :

slysoph slysoph

23-07-2019

Answer: 428.7

The formula to find area of a sector is:

pi*r^2*(degree/360)

Now to substitute values that we know

pi*(17^2)*(170/360)

Simplify

pi*289*0.4722

Now multiply

pi*289*0.4722 = approx 428.7

~~hope this helps~~

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