"In Figure, `A B C D` is a parallelogram in which `/_D A B=75^0,\ /_D B C=60^0dot` Calculate `
Channel: Doubtnut
Date: 2020-06-28

"In Figure, `A B C D`
 is a parallelogram in which `/_D A B=75^0,\ /_D B C=60^0dot`
 Calculate `/_C D B\ a n d\ /_A D Bdot`"