In ABCD, the measure of ZD=90°, CB = 89, BD = 80, and DC = 39. What ratio represents the cosine of ZB?
In ABCD, the measure of ZD=90°, CB = 89, BD = 80, and DC = 39. What ratio represents the cosine of ZB?
Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter83: Location Of Points
Section: Chapter Questions
Problem 6A: Find the size of A to the nearest second?
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