in the given figure if i ( ab) = 14 cm find the perimeter of the figurer .
1) 28 cm
2) 35 cm
3) 42cm
4) 56cm
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Answer:
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Step-by-step explanation:
Diameter=10cm
∴ Radius=
2
10
=5cm
According to question,
Perimeter of figure=Circumference of semi-circle+ diameter
=πr+D
=
7
22
×5+10=
7
110
+10
=
7
110+70
=
7
180
=25.71cm.
Thus, the perimeter of the given figure is 25.71cm.
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