Answer:
See the attached pictures for detailed answer.
Step-by-step explanation:
882 adults
252 teens
441 children
all you need to do is type it into google. 56% of 1575 and so on.
Since angle CDA + angle ABC = 180 then DC is Parallel to AB by transversal of parallel line theorem c-pattern for co-interior angles. to help visualize it draw it
1 triangle can be constructed because the interior angles of a triangle have to add up to 180 degrees:
35+62+83
=180
Hope this helped :)