In a group of 140 people, each person has a dog, a cat, or a bird. The frequency table shows how many people have each kind of pet. Complete a relative frequency table to show the distribution of the data with respect to all 140 people.

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