The parallelogram with sides v = (4, 2) and w = (-1, 2) is a rectangle. Check the Pythagoras formula a² + b² = c² which is for right triangles only: (length of v)2 + (length of w)² = (length of v+w)².
The parallelogram with sides v = (4, 2) and w = (-1, 2) is a rectangle. Check the Pythagoras formula a² + b² = c² which is for right triangles only: (length of v)2 + (length of w)² = (length of v+w)².
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:The parallelogram with sides v = (4, 2) and w = (-1, 2) is a rectangle. Check the
Pythagoras formula a² + b² = c² which is for right triangles only:
(length of v)2 + (length of w)² = (length of v+w)².
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