
Trigonometry (11th Edition)
11th Edition
ISBN: 9780134217437
Author: Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher: PEARSON
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Question
Find the exact values for the unknown sides. You can find the sides in any order.
Use the green box and the yellow table to help.

Transcribed Image Text:45°
24
60°
Right-Triangle-Based Definitions of Trigonometric Functions
Let A represent any acute angle in standard position.
sin A
side opposite A
hypotenuse
se 4-
-=
r hypotenuse
x side adjacent to A
r hypotenuse
y side opposite A
hypotenuse
COSA =-=
sec A =-=
x
side adjacent to A
tan A
cot A = x = side adjacent to A
x-sideadjacenttoA,
y side opposite A
Function Values of Special Angles
sin θ | cos θ | tan θ | cot θ
sec θ
cse θ
30°
阪|1|阪
V3
60°
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