kaylakaye9840
18.12.2020 •
Mathematics
8.) Find the value of x.
80°
100 + X
40°
HELP ME PLEASE
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Ответ:
In a triangle,
3 angles are:
80
100 + x
40
By angle sum property of triangle,
80 + 100 + x + 40 = 180
220 + x = 180
x = 180 - 220
x = -40
Ответ:
you want a chart ?
Step-by-step explanation: