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1042. In Fig. 6.29, ir AB I CD, cDlI EF and y:z 3:7.find x.

Answer»

draw an angle W vertically opposite to Y(Y=W)let Y=3m. Z=7mif Y=3m then W=3mW+Z=180(co interior angles) 3m+7m=18010m=180m=18Y=W=18*3=54Z=18*7=



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