Sue wants to determine the height of a tree indirectly. it's shadow is 15 feet when she is at 48° angle of elevation with the sun that is behind a tree.

The speed of a falling object increases at a constant rate as time increases since the object was dropped. which graph could represent the relationship betweent time in seconds, and s, speed in meters per second? speed of a falling object object over time

What is the solution set of the quadratic inequality x^2-5< or equal to 0

What is the expression in factored form? 225x^2 - 144 a. 9(5x+4)^2 b. 9(5x-4)^2 c. 9(4x+5)(4x-5) d. 9(5x+4)(5x-4)