Question

In a triangle, one angle is twise of the smallest and anathor is 5 times that the smallest, find the angle​

Answer 1

Answer:

Step-by-step explanation:

Let the 1st angle= x,

2nd angle =2x and

third angle = 9x

=>x+2x+9x= 180

=> 12x = 180

=> x= 180/12 = 15

=> x= 15

angle 1 = 15°

angle 2 = 15×2=30°

angle 3 = 15×9= 135°