Question

ABC is an isosceles triangle right angal at C prove that (AB) =2(AC)
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Answer 1

Answer:

In △ABC,

Step-by-step explanation:

In △ABC,

By Pythagoras Theorem,

(AB)

2

=(AC)

2

+(BC)

2

.....(1)

Since, △ABC is an isosceles triangle,

∴ AC=BC....(2)

∴ From (1) and (2),

(AB)

2

=2(AC)

2

[henceproved]