ellexxrae
ellexxrae
02-09-2016
Mathematics
contestada
Find the measures of
Respuesta :
texaschic101
texaschic101
02-09-2016
2x + 90 + x + 60 - x = 180
2x + 150 = 180
2x = 180 - 150
2x = 30
x = 15
check..
2x = 2(15) = 30
90
15
60 - 15 = 45
30 + 90 + 15 + 45 = 180
180 = 180 (correct)
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