10. In Fig. 4.103, III m and nil p. If Z1 = 60°, thenprove that 22 = – InterviewSolution

1.	10. In Fig. 4.103, III m and nil p. If Z1 = 60°, thenprove that 22 = 2 21.(CCE 16]
Answer» angle 1 and angle 3 are equal because they are corresponding.And angle 3 and 2 are Co-interior so angle 3 + angle 2=180* . so angle 2 = 120* .Half of 120* is 60*(angle 1)

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