Please help. Algebra 2.

Acylinder has volume 45π and radius 3. what is it’s height?

In the following diagram it is given that dec,ab || dc, ad || eb, and ad is congruent to bc. a)why isn't abc a parallelogram even though it has a pair of parallel sides and a pair of congruent sides b)explain why be must be congruent to bc. further explain what type of triangle this makes triangle abc and what it tells you about angle 1 and angle 2c) finally why must angle 3 be congruent to angle 1? further, explain why we know that angle 3 is congruent to angle 2

If the perimeter of the garden is 37 ft. the width is x and the length is 15 ft. what is the width of the garden in feet?