dshelton004
dshelton004
25-03-2018
Mathematics
contestada
Find the value of X.
Respuesta :
asadnaseem134ovjt9l
asadnaseem134ovjt9l
25-03-2018
90+(2x+15)+x=180
90+2x+15+x=180
105+3x=180
3x=75
x=75/3
x=25degree
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meowymeowylee
meowymeowylee
25-03-2018
The sum of three angles have to equal to 180°.
(right angle : 90°)
2x + 15 + 90 + x = 180
3x + 105 = 180
3x = 75
x = 25
so the angles would be
25° , 90° , 65°
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