Question

State whether the triangle formed by the interior

angles whose ratio is 4 : 5 : 6 is acute angled or

not. Give reason.​

Answer 1

Answer:

No ,as take the angles as 4x ,5x and 6x

by angle sum property

4x + 5x +6x = 180

15 x = 180

x = 12

so ,

4 x 12 = 48

5 x 12= 60

6 x 12 = 72