Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter9: Real Numbers And Right Triangles
Section9.8: The Sine And Cosine Ratios
Problem 1C
Related questions
Question
![Use the unit circle to find the value of cot (-270°).
cot (-270°) = 1
cot (-270°) = –-1
cot (-270°) = 0
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Transcribed Image Text:Use the unit circle to find the value of cot (-270°).
cot (-270°) = 1
cot (-270°) = –-1
cot (-270°) = 0
undefined
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