A) \[60\text{ }c{{m}^{2}}\]
B) \[225\text{ }c{{m}^{2}}\]
C) \[195\text{ }c{{m}^{2}}\]
D) \[450\text{ }c{{m}^{2}}\]
Correct Answer: C
Solution :
: Unfolded form of given napkin is shown as below. Area of napkin \[=\text{ }AD\times DC\] \[=[(9+4)\times (9+2+4)]c{{m}^{2}}\] \[=(13\times 15)\,c{{m}^{2}}=195\,c{{m}^{2}}\]You need to login to perform this action.
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