Answer: x= 60⁰
Explanation:
?=x
x= 180 - (30+90) ( the angles on a straight line add up to 180⁰)
= 180 - 120
= 60⁰
Answer:
60°
?+90°+30°=180°
?=180°-120°=60°
1.6m questions
2.0m answers