georgespiff69 georgespiff69

01-03-2021
Mathematics

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PLEASE NO TROLLS
Find the measure of angle A

PLEASE NO TROLLS Find the measure of angle A class=

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mrtapatio445 mrtapatio445

01-03-2021

Answer is: 50
the outside angle is equal to the remote interior angles.
120=15x+5+22x+4
combine like terms
120=37x+9
minus 9 both sides
111=37x divide by 37 both sides
x=3
Now substitute x
15x+5=A
15(3)+5=A
45+5=A
50=A

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