Google Classroom
GeoGebraGeoGebra Classroom

Made to Order

Topic:
Rectangle
Made to Order Draw three circles of equal size and inscribe them with a pentagon, a hexagon, and a decagon. The sides of these figures form a right triangle — and half of a golden rectangle. credit: http://www.futilitycloset.com/2014/12/07/made-to-order-3/ commons.wikimedia.org