Apicture frame is 5 inches on 2 sides and x inches on the other 2. if its perimeter is 50 inches, how long is each of the other sides? 20 22 45 48

Given that sin∅ = 1/4, 0 < ∅ < π/2, what is the exact value of cos∅? a. (√4)/4 b. (√15)/4 c. (4π)/2 d. (4√2)/4

Factor the polynomial. b^2 + 4b + 4

Jessica is organizing a guided tour of the rain forest. the average profit per person that the touring company makes is given by the rational expression 18x+35/x, where x is the number of people going on the tour. what does the numerator of this rational expression represents?