ocr: Index Editor WebCT This page allows you to add keywords to the course index. When a user searches for that particular keyword, all pages which have thatl keyword defined will be listed. Fiename: LENGTH.HTM Vector Length With a little help from Pythagoras, decomposmg a vector into its X and Y components canhelp us derive its length, V. Notice that the original vector and: its component vectors can be arranged to create a right triangle. So, the Pythagorean Theorem tells us thefollowing: 3 Vy-c component v2- - v,2. Vy 2 OR X Vx - component V= v,2. v,2 Index! keywords defined for this page: Keywo ...