Trig Functions Of Acute Angles Worksheet

2.1 -- Trig Functions of Acute Angles
Wednesday, August 07, 2013
12:56 PM
Right Triangle Based Definitions of Trig Functions
SOHCAHTOA -- using sohcahtoa to find the trig functions.
B
SOH
CAH
TOA
r
y
A
x
csc A, sec A and cot A are just the
C
reciprocals of the trig ratios above.
Ex1: Finding Trig Function Values of an Acute Angle
Find sin, cos, and tan values for A and B in the given figure.
sin B =
sin A =
cos B =
cos A =
tan B =
tan A =
Find csc, sec, and cot for angles
csc A =
csc B =
A and B in the figure above.
sec A =
sec B =
cot A =
cot B =
Classroom Ex1: find sin, cos, tan, csc, sec, and cot of angles A and B.
Chapter 2 Page 1
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