trinityis
trinityis
30-10-2020
Mathematics
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chandler1971
chandler1971
30-10-2020
X = 100 degrees
This is because the straight angle equals 180 degrees in total so to find the value of x you write the following equation
X + X -20 = 180 degrees
2x -20 = 180 degrees
+20 +20
2x = 200
Divide by 2 on both sides
X = 100
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