Question

find edllab prove dcb​

Answer 1

Pls mark me brainlist my friend..hope it helped u!!

Answer 2

If these lines are parallel,

angle EDA =angle DAB

i.e, 40°

we know that,

the sum of 2 angles of a triangle will be equal the angle formed by producing by a side.

i.e, 50°+40°=<DCB

<DCB = 90°

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