CBSE Class 10 Answered
How do we prove that the following points are the vertices of an isosceles triangle:- (a,a), (-a,-a) and (-?3a,?3a).
Asked by Palak Shrivastava | 15 Nov, 2013, 07:05: PM
Expert Answer
Let A(a,a), B(-a,-a) and C(-a, a)
Now, AB = =
BC = =
=
And, AC =
=
From above, we find that
AB = BC
Thus, the given vertices are of isosceles triangle.
Answered by Rashmi Khot | 15 Nov, 2013, 07:54: PM
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