What is the reference angle? degrees. In what quadrant is this angle? (answer 1, 2, 3, or 4) sin(315°) = cos (315°)= %3D (Type sqrt(2) for v2 and sqrt(3) for 3.) Question Help: Video D Post to forum Submit Question esc 个
What is the reference angle? degrees. In what quadrant is this angle? (answer 1, 2, 3, or 4) sin(315°) = cos (315°)= %3D (Type sqrt(2) for v2 and sqrt(3) for 3.) Question Help: Video D Post to forum Submit Question esc 个
Elementary Geometry for College Students
6th Edition
ISBN:9781285195698
Author:Daniel C. Alexander, Geralyn M. Koeberlein
Publisher:Daniel C. Alexander, Geralyn M. Koeberlein
Chapter11: Introduction To Trigonometry
Section11.CT: Test
Problem 6CT: Without the calculator, determine which number is larger: a tan 250 or tan 260_________ b cos 470 or...
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![Without using a calculator, compute the sine and cosine of 315° by using the reference angle.
What is the reference angle?
degrees.
In what quadrant is this angle?
(answer 1, 2, 3, or 4)
sin(315°) =
cos(315°) =
(Type sqrt(2) for v2 and sqrt(3) for 3.)
Question Help: Video D Post to forum
Submit Question
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Transcribed Image Text:Without using a calculator, compute the sine and cosine of 315° by using the reference angle.
What is the reference angle?
degrees.
In what quadrant is this angle?
(answer 1, 2, 3, or 4)
sin(315°) =
cos(315°) =
(Type sqrt(2) for v2 and sqrt(3) for 3.)
Question Help: Video D Post to forum
Submit Question
esc
@
$4
&
7
tab
W
e
r
y
a
S
d
f
shift
# m
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