Question

ln an isosceles ABc if AC=Bc and AB=2Acthen c=?​

Answer 1

Answer:

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Step-by-step explanation:

AB=2Acthen

Answer 2

Answer:

your answer is 90°

AB²= 2AC²

It can be written as

AB²=AC²+AC²

AB²=AB²+AC²

(AB =AC)

So, according to reverse Pythagorean theorem

it means ∆ABC is a right angle triangle and

C = 90°