skkylina
skkylina
09-02-2017
Mathematics
contestada
What is the value of the variable x
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sophiethreadgil
sophiethreadgil
12-02-2017
90
°
the total # of degrees in a triangle must always be 180
°. If you are given 2 of the angles, you find the sum and then subtract that from 180 to find the value of the third angle.
45 + 45 = 90
180 - 90 = 90.
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