A) 99 cm
B) 162 cm
C) 198 cm
D) 251 cm
Correct Answer: A
Solution :
\[\because \] \[d=63\,cm\] Semi-circular shaped window's circumference \[=\frac{1}{2}\pi d\] \[=\frac{1}{2}\times \frac{22}{7}\times 63\] \[=99\,cm\]You need to login to perform this action.
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