1.

ए-0) आर11-21) कशून्यका का गुणपणा होगा।3.In the adjoining fiqure e || m ||n.If y:z=3:7. Find the value of x.संलग्न चित्र में 2 ||m ||n है,यदि y:z=3:7 तो का मान क्या होगा?m

Answer»

3x + 7x = 180° 10x = 180° X = 18° here x = z and X + y or X + z is equal to 180°therefore z = x = 7x X = 7*18 X = 126° Ans.

3x+7x=18010x=180x=18here x=z and x+y or x+z =180therefore z=x=7xx=7*18x=126

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