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Triangle ABC isosceles? What is its perimeter?

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Triangle ABC isosceles? What is its perimeter?  [#permalink]

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New post 28 Mar 2019, 22:13
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  35% (medium)

Question Stats:

61% (00:55) correct 39% (00:38) wrong based on 18 sessions

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Triangle ABC isosceles? What is its perimeter?

1. AB = 15

2. BC = 20





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Re: Triangle ABC isosceles? What is its perimeter?  [#permalink]

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New post 28 Mar 2019, 22:53
Perimeter of the Isosceles triangle = 2a+b;

Statement 1
AB = 15
One side is given, NS

Statement 2
BC = 20
One side is given, NS

Both Statements
It is not clear which side should be added twice in finding the perimeter; Also 15/20 = 3/4 (Not of the form 1:1: Sqrt(2))
Not Sufficient

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Re: Triangle ABC isosceles? What is its perimeter?   [#permalink] 28 Mar 2019, 22:53
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Triangle ABC isosceles? What is its perimeter?

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