Answer:
42.6 degrees
Step-by-step explanation:
A supplementary angle is one that adds to the other one so the sum is 180 degrees. So 180-137.4=42.6
Hi!!!! I think the answer is B or D! Have a nice day!!
Answer:
i think its 10 or 20
Step-by-step explanation:
Answer:
The answer is True.
Step-by-step explanation:
- <u>Estimate the Answer Before Solving Having a general idea of a ballpark answer .</u>
- <u>Or the problem lets students know if their actual answer is reasonable or not.</u>