Question

If the length of the congruent sides of an isosceles right angled triangle is 10cm, then the length of the hypotenuse will be____​

Answer 1

In an isosceles right angled triangle, the two sides on the right angle are equal .

Hence, hypotenuse of the isosceles right angled triangle of side a=

a 2 +a 2 = 2 a

Hence, length of hypotenuse = 2 ×10=10 2