A) 36cm
B) 40cm
C) 32cm
D) 45cm
Correct Answer: A
Solution :
Total Parts\[=4+5+9=18\] {Perimeter of triangle = Sum of all sides = 72 cm} One Part\[=\frac{72}{18}=4\,cm\] Longest side\[=9\times 4\,cm=36\,cm\]You need to login to perform this action.
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