Answer:
one angle = x = 30
another angel = 2x = 60
another angle = 3x = 90
Step-by-step explanation:
one angle = x
another angel = 2x
another angle = 3x
x + 2x+ 3x = 180 (angle sum property)
6x = 180
x = 180/ 6 = 30
one angle = x = 30
another angel = 2x = 60
another angle = 3x = 90
