Question

solve this question

Answer 1

Things equal to the equal things are equal to one another.
because angle 1 is equal to angle 2 (adjacent angle)
and angle 3 is equal to angle 4.
Therefore they all will be equal.

HOPE IT WILL HELP YOU. .......

Answer 2

here is your answer

1=2. because DC and AB are parallel lines and BD is a transversal therefore alternate interior angles are equal

1 = 4. because given

we know that 1 is equals to 2 and 1 is equals to 4 therefore 2 is equals to 4

similarly you can prove that 1 is equal 3

hence proved

I hope this will be helpful to you.

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