Question

Find the value of x​

Answer 1

`x=31\°`

Explanation:

we know that

The sum of the interior angles in a triangle must be equal to 180 degrees

so

In this problem

`x\°+3x\°+56\°=180\°`

solve for x

`4x=180-56`

`4x=124`

`x=31\°`