Question

Find the value of x in the figures given below

Answer 1

By angle sum property.

(iii)x=180-90+45.
x=45.

(ii)x=180-30+53.
x=97.

(i)x=180-30+50.
x=100.

Answer 2

in first the value of x =100
in second the value of x=97
insert the value of x=45