A) 15.6cm
B) 18.8cm
C) 16.8cm
D) 20.4cm
Correct Answer: B
Solution :
Circumference of circle\[\text{4}0={{\text{2}}^{\text{3}}}\times \text{5}\] \[\text{6}0={{\text{2}}^{\text{2}}}\times \text{3}\times \text{5}\] \[\therefore \]Circumference of semicircle = 8.8 cm \[={{2}^{2}}\times 3\times 5\times 2=120\]Perimeter of the given figure = (5 + 5 + 8.8) = 18.8 cmYou need to login to perform this action.
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