question_answer

In a right angled triangle the square of the hypotenuse is twice the product of the square of the other sides. Then the triangle is

A) equilateral       

B) isosceles  

C) \[\text{of }\angle s\,\,30{}^\circ ,\text{ 6}0{}^\circ ,\,\,90{}^\circ \]

D) \[\text{of }\angle s\,\,40{}^\circ ,\text{ }50{}^\circ ,\,\,90{}^\circ \]