Posted by Nishant Nain on Friday, June 29, 2012 at 2:12am.
Reena draws a triangle with its sides are 3 cm and 5 cm. Is the triangle drawn by
Reena a right angled triangle? Why?

Maths  Steve, Friday, June 29, 2012 at 10:30am
there are lots of triangles with two sides 3 and 5.
Now, if the 3rd side is 4, then you have a right triangle.
Or, if the 3rd side is √34 you have a right triangle.
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