Question

please explain.

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Answer 1

Answer:

WE KNOW THAT THE SUM OF THE ANGLES OF A TRAINGLE IS 180 DEGREE.

• SO, 4x+5x+3x=180
• 12x=180
• x=15

Then First angle (4x) = (4) (15) = 60

Second angle (5x) = (5) (15) = 75

Third angle (3x) = (3) (15) = 45

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