I think the answer is <span>x=220</span>
Answer:
1a+12/2
Step-by-step explanation:
1/2a+6
1/2a+6/1
1/2a+6/1*2
1/2a+12
1a+12/2
The answer is D
Explanation:
60, 60 and 60 degrees
There are two criteria: the angles have to all be equal and they have to add up to 180 degrees. This answer satisfies both criteria.