Question

aubrey is painting a mural of an ocean scene. the triangular sail on a sail boat has a base of 4 feet and a height of 6 feet. aubrey will paint the sail using a special white paint. a can of this paint covers 10 square feet. how many cans of white paint will aubrey need?

Answer 1

the area of the triangle is 4*6/2=12 sq ft
if you only paint one side you need two cans
if you paint both sides, you need three cans
(assuming we're not going into fractions)