Selling a stool for $240 a carpenter loses 20% .how myct percent would he gain or lose by selling iy gor $360
1 answer:
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We can solve this question in 2 ways: either using degrees or converting the degrees into radians.
Since, the question says degrees itself and there is no specification of using radians only, so I have solved it using degrees itself.
Part (a):
Perimeter of sector ORS = 2*Radius + Arc RS = 2*21 +
Part (b):
Area of sector ORS =
Area of sector POQ =
Thus, area of shaded region
= Area of sector ORS - Area of sector POQ
=
Since, the question says degrees itself and there is no specification of using radians only, so I have solved it using degrees itself.
Part (a):
Perimeter of sector ORS = 2*Radius + Arc RS = 2*21 +
Part (b):
Area of sector ORS =
Area of sector POQ =
Thus, area of shaded region
= Area of sector ORS - Area of sector POQ
=