In a right 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

Solution

Correct Answer: Option A

দেওয়া আছে,
সমকোণী ত্রিভুজের অতিভুজ = 5
এবং একটি বাহু = 3
অপর বাহু = x

প্রশ্নমতে, x2 + 32 = 52
⇒ x2 + 9 = 25
⇒ x2 = 16
⇒ x = 4

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