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17-04-2018
Mathematics

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A circle with area 100 pi has a sector with a central angle of 2/5 pi radians. What is the area of the sector?

Respuesta :

calculista calculista

26-04-2018

we know that

2pi radians (full circle) has an area of-----------------> 100pi

then

(2pi/5) radians----------------------------> X

X=(2pi/5)*100pi/2pi---------> 20pi units²

the answer is

20pi units²

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