Question

the three angles of a triangle are in ratio 1:2:1. Find all the angles of the the triangle

Answer 1

Let the angles be X , 2X and X

X + 2X + X = 180

= 4X = 180

X = 45

2X = 90

Answer 2

2x+1x+1x=180
Then, 4x=180
X=180/4=45
Therefore x=45
1x=45
1x=45
2x=90.




Thank you