What is the most common shape that people doodle?

Justin gave the clerk 20 to pay a bill of 6.57 how much change should Justin get? What do all the angles In a quadrilateral total? 82 inches in cm? How many grams in 254 kilograms? Why do doctors measure in centimeters insted of inches? Which is greater either 15 percent of 380 or 25 percent of 210? What is 100 degrees Fahrenheit converted into centigrade? What is bigger 100 in or 2 yd? What are reasons used in the proof that the angle bisector construction can be used to bisect any angle? What number is a multiple of 2 and 7 and it is less than 100 but greater than 50 and it is the product of three different prime numbers? How many radians are there in a complete circle of 360 degree? How much does 3 feet 11 inches equal in inches? What is the complement of all boys? What does e raised to the i times pi equal? Why did God choose Israel as the land where the plan of salvation would unfold? What is 5.50 percent as a fraction? How do you solve 2n plus 5-n? Are diagonals in a rhombus lines of symmetry? What are all the disrespectoids from capri sun from 1to 40? What fraction of 1 is 1 quarter?