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Georgespiff69go
Georgespiff69go
Mathematics
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Find the measure of angle A
Answer :
Mrtapatio445go
Mrtapatio445go
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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