Answer :
Given: a traingle is given
Find : x
Explanation: we know that the sum of angle in a triangle is 180 degree
so,
69+72+47+x=180
x=180-188
x=-8
Given: a traingle is given
Find : x
Explanation: we know that the sum of angle in a triangle is 180 degree
so,
69+72+47+x=180
x=180-188
x=-8