Math, asked by nithanthsreekumar, 1 year ago

find the perimeter of the shaded region if abcd is a square of side 21cm and apb and cpd are semicircles

Answers

Answered by RaunakRaj

4

Shaded area = Area of square-area of circle
=21^2-22÷7×21×21÷4
=441-346.5
=94.5 cm^2

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