Aschool gym has an area of 2400 square feet. for a pep rally there are 700 people in the gym. how many square feet are available for each person?

Astick 2 m long is placed vertically at point b. the top of the stick is in line with the top of a tree as seen from point a, which is 3 m from the stick and 30 m from the tree. how tall is the tree?

What is the solution to the equation below? 3/x-2+6=square root x-2 +8

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.