Question

one angle of a triangle are 3 X degree, 2 X + 20 degree and 5 x minus 40 degree find the angles hence show that the Triangles in an equilateral triangle​

Answer 1

Answer:

3x+2x+20+5x-40=180

10x = 160

x = 16

Answer 2

Answer:

the sum of all angles is 180 so equalize them to 180 and since each angle will be 60 it is an equilateral triangle