What is bectographic?

How do you find the area of a cricle? What does philosophically inclined mean? What is the measure to the nearest hundredth of each angle of a regular polygon having seven sides? What the geometry of N2H4? How many meters squared is 22ftx20ft? Does the prefix dodeca mean 12? Explain why a square can never be a trapezoid? What is a 122 sided polygon called? What are the pie shaped pieces of the concentric circles are called? What is the radius of a 48 inch circle? How many miles are in two hundred and fifty thousand acres? Find area of trapezoid? What is a shape of the top of a butte? Could the segment 7 9 12 form a triangle? What is the symbol of the pyramid? Does the letter c have lines of symmetry? What is the equation of the line that passes through the points -1 and -4? How do you properly use a pry bar? Did Archimedes meet Pythagoras? What is the width and height of a 3R picture?