44%
6/10 = 3/5
3/5 x 1/10 = 3/50
3/50 x 1/10 = 3/500
3/500 / 2/6 = 44/100
Here are your points (-9,-8), (-6,-2), (-2,-6)
First things first.. What type of triangle
If u are taking about a normal triangle here is some:
∠60+∠60+∠60
∠30+∠90+∠60
∠11+∠82+∠87