In aright triangle, the length of one of the legs is 3 and the length of the hypotenuse is 5. What is the length of the other leg?

A 4

B 8

C 16

D None of these

Solution

Correct Answer: Option A

দেওয়া আছে, সমকোণী ত্রিভুজের অতিভুজ = 5
এবং একটি বাহু = 3
∴অপর বাহু = x 
প্রশ্নমতে, x + 3 = 32
⇒ x2 + 9 = 25
⇒ x2 = 16
⇒ x = 4

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