CBSE Class 9 Answered
in the fig if x+y = w+z, then prove tha AOB is a line
Asked by | 16 Jan, 2010, 11:42: AM
Expert Answer
Dear Student
In the figure
X+Y+Z+W= 360
It is given that x+y = w+z
==> x+y+ x+y=360 ==> x+y=180
and z+w=180
Total angle on a line is 180 , and x+y =z+w-180
==> AOB is a line.
Regards
Team
Topperlearning
Answered by | 16 Jan, 2010, 11:55: AM
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