two concentric cirles have their radii 4cm 6cm the area of the space between then
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Given radii of two circles 4 cm , 6 cm.
area = pi * 6 * 6
area' = pi * 4 *4
space between them is
A = area - area' = pi ( 36 -16 ) = 20* pi
A = 20 * pi ~ 62.83 cm²
pi ~ 3.14
Hope you understand
any doubts, comment ;)(
area = pi * 6 * 6
area' = pi * 4 *4
space between them is
A = area - area' = pi ( 36 -16 ) = 20* pi
A = 20 * pi ~ 62.83 cm²
pi ~ 3.14
Hope you understand
any doubts, comment ;)(
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