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60 2 1 30° 冷

60 2 1 30° 冷

Algebra: Structure And Method, Book 1
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter5: Factoring Polynomials
Section5.10: Factoring By Grouping
Problem 9OE
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Use the triangle shown to evaluate the following expression. If​ necessary, express the value without a square root in the denominator by rationalizing the denominator.
 
sec 30° = _____?
2 60° 1 30 √√3
Transcribed Image Text:2 60° 1 30 √√3
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