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muzammilahmadzada031

Answer: the sum of the three angles of a triangle equals 180 degrees

in a right triangle, one of the angles is 90 degrees

2.5x+3.5x+90=180

6x+90=180

6x=180-90

6x=90

x=90/6

x=15 answer

2.5x=2.5*15=37.5º

3.5x=3.5*15=52.5º

Explanation:
they are right ^^ i think

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