In American football, a field goal is scored by kicking the ball through the uprights past the touchback area on each side of the 50-yard line (the two lines that mark each end zone). Field goals are ...

Representing the direction of a line with bearings is a long-standing tradition that continues today on plats, legal descriptions, site plans, and other documents. Calculating the direction of a line ...

Pythagoras' theorem close Pythagoras' theoremPythagoras's theorem applies to right-angled triangles. The area of the square drawn on the hypotenuse is equal to the sum of the squares drawn on the ...