Lighting the 2022 Olympic Torch
Algebra Geometry Science Sports Holidays
On October 18th, 2021 the Olympic Torch was lit in Greece.  It was lit without the help of a flame or a match.  It was lit by concentrating the rays of our Sun. From Olympi...
geometry circle focus model angles 6th 7th 8th HS 5th 4.G.1 4.G.3 7.G.2 parabola Olympics