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Mathematics, 28.08.2019 03:00 morganlynn18

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

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ansver
Answer from: AM28
Area of the sector=degrees/360 times area
are=pir^2
d/2=r
9.1=d, 9.1/2=4.55

areasector=170/360 times pi*4.55^2
areasector=17/36 times pi times  20.7025
using our calculator
30.712777013
round
30.7 square cm
ansver
Answer from: Quest

i can you with this sweetie!

step-by-step explanation:

Can somebody explain this to me? : ( i don't get it.
ansver
Answer from: Quest

8

step-by-step explanation:

just put √(2) * √(32) into a calculator. that will make the answer be 8.

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

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