lillie377
lillie377
28-04-2021
Mathematics
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help me plssssssssss
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anumalous
anumalous
28-04-2021
We know the sum of the angles in a triangle is 180°. We also know what two of the angles in this triangle are. Using this we can calculate the third angle to be 180-73-51= 56°. We now know that x+21= 56 subtracting 21 from both sides we get x= 35°
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