Question

what is the answer of this
find x
​

Answer 1

Answer:

sum of angles in triangle BDH

$40 + 31 + y = 180 \\ y = 180 - 71 \\ y = 109$

now,

$x + y = 180 \\ x = 180 - 109 = 71$

Answer 2

Answer:

sum of angles in triangle BDH

(IMAGE1)

now,

(IMAGE 2)

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