Mathematics

# Two lines $AB$ and $CD$ intersect at $O$ Fig. Write all the pairs of adjacent angles by taking angles $1,\ 2,\ 3,\$ and $4$ only.

##### SOLUTION
There are four pair of adjacent angles are formed:
$\angle 1$ and $\angle 2, \angle 1$ and $\angle 4, \angle 2$ and $\angle 3, \angle 3$ and $\angle 4$.

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Subjective Medium Published on 09th 09, 2020
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