I need help im confused and lost

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

What is not true about kl and mn? what is mn? (show your work)

Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, –3) and (–6, –3). where would the upper vertices be on the grid?