Question

A triangle whose sides are 15cm, 36cm, and 39cm is

(a) Right angled (b) Equilateral (c) isosceles
Solze the following questions
(d) none of above​

Answer 1

Given sides are 15,36,39  

So if 15²+36²=39² then it is a right angled triangle..

15²+36²=225+1296=1521

39²=1521

HERE hypotenuse²=side²+side²

so it is a right angled triangle.

Answer 2

Answer:

none of these

Step-by-step explanation:

because it is called scalene trangle