23-03-2019
Mathematics

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Find the value of y.

Find the value of y class=

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hamzacx hamzacx

23-03-2019

You know angle 1 is equal to 90 degrees, as the diagonals (the lines that connect opposite vertexes in a figure) form 90 degree angles with each other. So you make it 4y + 22 = 90 and solve this. It becomes 4y = 68 and y=17

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