The area of a parking lot is 2475 ft. the regular parking lot has dimensions such that the length is 10 ft longer than the width. what are the dimensions of the parking lot?

I'll give brainliest if you answer right : )

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

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?