MINI #40 - SUM AND AVERAGE OF AN EVENLY SPACED LIST OF INTEGERS Number Theory Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #47 - AREA OF IRREGULAR POLYGONS REBOOT Plane Geometry Video by Art of Problem Solving's Richard Rusczyk. Read More
THE STORY ARCS Plane Geometry Animation Type: White Board. Original Handbook Problem: The circle shown has a diameter of 12 inches, m<ABC = 30 degrees and AB = BC. What is the length of minor arc AC? Express your answer in terms... Read More