Question

Identify Which of the following sides given below will determine a right angled triangle.

(a) (a − 1) cm, 2√a cm and (a + 1) cm

(b) a cm, 2√a cm and (a + 1) cm

(c) (a − 1) cm, √a cm and (a + 1) cm

(d) (a − 1) cm, cm and (a + 1) cm

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Answer 1

Answer:

(a) I like the answer is a

please mark as a brainlist answer