Pc 4.3 notes
12
The 6 Trigonometric Functions sine, cosine, tangent, cosecant, secant, and cotangent opp adj hyp ϴ
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Transcript of Pc 4.3 notes
The 6 Trigonometric Functions
sine, cosine, tangent,
cosecant, secant, and cotangent
opp
adj
hyp
ϴ
Ex. 1) Find the 6 trig functions for the triangle.
7
4ϴ
Ex. 2) Find the missing sides and angles.
42o
12
Ex. 3) Find the missing sides and angles.
18o
7
Ex. 4) Solve for x.
58
xo
Ex. 5) Solve for x.
7
14x
o
Cofunction Properties:Notice:
Two angles that are complementary add to 90o.
The cofunctions work like this:
Other Important Identities
Ex. 6) Given the information below, find the following.
Ex. 7) Given the information below, find the following.
Ex. 8) Use trigonometric identities to transform the left side of the equation into the right side.
Assignment:
4.3 p. 308 #1, 5, 9, 10, 18-26 (even), 29, 30, 33-41 (odd), 45, 48, 54-58 (even)
