From the square card board of side 21 cm,a circle of a maximum area is cut out.Find the area of the cardboard left.If diameter of the maximum area=21 cm
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Answered by
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area of square =side ×side
=21×21=441 cm sq.
area of circle=
=346.5 cm sq.
so cardboard left =area of square-area of cirlce=441-346.5
=94.5 cm sq.
hope it helps u..
=21×21=441 cm sq.
area of circle=
=346.5 cm sq.
so cardboard left =area of square-area of cirlce=441-346.5
=94.5 cm sq.
hope it helps u..
Answered by
0
area of square = side *side
=21 * 21 =441 cm sq
area of
=21 * 21 =441 cm sq
area of
ArunimaDas11:
ok
of circle
= pir2
=346.5 cm sq
so cardboard left =
area of square - area of
of circle =441-364.5
94.5 cm sq
this is the answer if the answer is correct please mark this answer as brainliest.
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