The lengths of the diagonals of a parallelogram are 20 inches and 30 inches. The diagonals intersect at an angle of 35o. Find the lengths of the parallelogram’s sides. Explain your reasoning. (Hint: diagonals of a parallelogram bisect one another) Explain how to find the unit vector in the direction of any given vector v. Provide an example.

Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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The lengths of the diagonals of a parallelogram are 20 inches and 30 inches. The diagonals intersect at an angle of 35o. Find the lengths of the parallelogram’s sides. Explain your reasoning. (Hint: diagonals of a parallelogram bisect one another) Explain how to find the unit vector in the direction of any given vector v. Provide an example.
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