1.

IF x+y = w+z then Prove that AOB is a line.​

Answer»

Step-by-step EXPLANATION:

x+y+w+z=360°

as x+y=w+z

so

x+y+x+y=360°

2x+2y=360

x+y=180°

h.p. that AOB is a LINE

HOPE it HELPS!!!!!



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