The triangle shown below has an area of 50 units?.
Find the missing side,
11
10

Write the expression in simplified radical form. show all steps and work including any foil method work. (hint: use the conjugate. no decimal answers.) (9-2√3)/(12+√3)

Solve each quadratic equation by factoring and using the zero product property. 14x - 49 = x^2

Perry observes the opposite parallel walls of a room in how many lines do the plains containing the walls intersect