What is a heptagon? find the perimeter of a regular heptagon with side length 11cm and apothem 10cm?

Thelime contains the point(-3,0) and parallel x-3y=3( show all work)

For a field trip to the zoo, 4 students rode in cars and the rest filled nine busess. how many students were in each bus if 472 students were on the trip

Me n o w. i need t h i s. 10 points