1 Press Ctrl-A ©G Dear2008 – Not to be sold/Free to use Distance between Two Points (Pythagoras Theorem) Stage 4 Year 9 Download Geogebra

Distance from (1,1) to (4,5) = c 2 = a 2 + b 2 c 2 = c 2 = c 2 = 25 c = 5 GeoGebra

Distance from (2,2) to (7,6) = c 2 = a 2 + b 2 c 2 = c 2 = c 2 = 41 c = 41

Distance from (-1,-2) to (5,5) = c 2 = a 2 + b 2 c 2 = c 2 = c 2 = 85 c = 85