Which equation could be used to solve problems involving the relationships between the angles?
A) (12 + a) + (7a + 12) = 90
B) 90 + (12 + a) = (7a + 12)
C) (12 + a) − (7a + 12) = 90
D) (7a + 12) − 90 = (12 + a)
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Answered by
13
A is the answer. ✌✌✌
graceeelmore1:
Thx
Answered by
3
Answer:
A) one
Step-by-step explanation:
If you carefully see the diagram, the line is dividing angle 90 in two parts.
Therefore option A) is correct
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