Find the area of ABCD

Formulate alisha has a number in mind. if she adds three to her number the result is less than five. use this information to write and solve an inequality about alisha's number. then graph the solution set.

Let f(x) = 5/x and g(x)=2x2+5x. what two numbers are not in the domain of f o g

*segment an is an altitude of right ? abc with a right angle at a. if ab = 2root 5 in and nc = 1 in, find bn, an, ac.