What was M.C. Escher's favorite subject?

How do you calculate hot mix asphalt by the ton to square feet covering an area 20x20 3 inches thick? What is the midpoint of -23 and 8-7 coordinates? Assume that the red and blue blobs are two pieces that form the green blob Also assume that the area of the green blob in square centimeters is three times the area of the red blob If the area of? What are the vertex angles of a kite? How do you calculate the value of pie? What colour do you get when you mix gray 2 gallons and 1 green? How many squares are there in 36 feet? In a parallelogram the measure of angle b the measure of angle a by 30 degrees what is the measure of angle d? What shape has area of 6cm but perimeter of 12cm? How many curves does a cone have? What does a 110 degree angle look like? Do all supplementary angles form a linear pair of angles? A circle has how many degrees? What is the use of a 60 degree set square? How much is a masonic gold coin worth? What makes to two figures similar? In what shapes are the diagonals perpendicular? How do you express the area of a circle in terms of diameter? True of False Class crustacea consists of mainly aquatic species? How many 16x16 pavers cover 390 square feet?