In triangle abc, ab = 6 cm and ac = 3cm. if m is the midpoint of ab and a straight line through m parallel to bc cuts ac in n, what is the length of an?

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?

Which graph represents the function g(x) = |x + 4| + 2?

If w = 6 units, x = 3 units, and y = 5 units, what is the surface area of the figure? 168 units2 240 units2 144 units2 96 units2