bruff
bruff
25-02-2019
Mathematics
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Need help with last one SOS
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hannahpalmario
hannahpalmario
25-02-2019
To find x, substract 72 and 78 from 180 since all triangles are 180°
180 - 72 - 80 = 30
So x = 30
To find y, x and y equal 180 so subtract 30 from 180
180 - 30 = 150
y = 150
x = 30, y = 150
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