if angles a,b,c are 2x,5x+7 and 7x+5 then find the three angles.
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Answer:
24⁰,67⁰,89⁰
Step-by-step explanation:
2x + 5x+7 +7x+5=180⁰ (angle sum property)
14x+12=180⁰
14x=180-12
14x=168
x=168/14=12
2x=2x12=24⁰
5x+7=5x12+7=67⁰
7x+5=7x12+5=89⁰
when added they give 180⁰
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