Two angles measure (30-a) and (125+2a). If each one is the supplement of the other, then what is the value of a?
Answers
Answered by
3
Answer:
a=25
Step-by-step explanation:
supplementary angles add to 180 °
30-a+125+2a=180
155+a=180
a=180-155=25
Answered by
2
Answer:
Step-by-step explanation:
if two angles are supplement to each other then they sum to 180
30₋a₊125₊2a≈180
155₊a≈180
a≈25
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