Question

(x - 12) and (3x – 28) are two angles whose sum is 90°. Find the two angles
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Answer 1

Answer:

(x-12) + (3x-28) = 90

x+3x-12-28=90

4x-40=90

4x=90+40

4x=130

x=130/4

x=32.5

32.5-12= 20.5

3*32.5-28=97.5-28=69.5