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Answered by
0
total perimeter is given by πr + diameter
=10π+20 cm
=31.4+20=51.4cm
hope it may help u
=10π+20 cm
=31.4+20=51.4cm
hope it may help u
ziafat111:
i hv done it accurately
Answered by
0
peremeter of semi-circle=(
+2)r
=[(3.14+2)20]\2
=102.8\2
=51.4
rounded off answer=51
=[(3.14+2)20]\2
=102.8\2
=51.4
rounded off answer=51
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