Calculate the length of the boundary and the area of the shaded region in the
Vollowing diagrams. All measurements are in centimetres.
(i) Unshaded part is a semicircle
(ii) Four semicircles on a square.
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Answer:
Step-by-step explanation:
Third line will be
=(28) sq +4× 1/2 ×72sq
=784+308
=1092 cm sq
.
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