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PLZ HELP MEH


What is m∠A ?

PLZ HELP MEH What is m∠A ?-example-1

1 Answer

5 votes

the 3 angles add to 180

x+3x+13+(x-8) = 180

combine like terms

5x+5 = 180

subtract 5 from each side

5x = 175

divide by 5

x=35

Angle a = 3x+13

= 3*35+13

= 105+13

= 118

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