Question

in the given figure ABCD and pqrs are two parallelogram find the value of x​

Answer 1

In llgm ABCD,

<B= 180- <A [adj. <s of llgm]

= 180 - 105 = 75°

In llgm PQRS,

<P = <R = 65° [opp. sides of llgm]

In∆ ,

X = <B + <P [ext. < prop. of ∆]

= 75° + 65° = 140°