When the Erie Canal opened in 1825, it was hailed as an engineering marvel. Find the area of the trapezoid cross section of the Erie Canal shown here.

Student price tickets to a movie are $1 and non student tickets are $2. 350 tickets are sold and the total amount made is $450. how many non student tickets were sold ? a) 100 b) 150 c) 200 d)250

Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi