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Problem Find the following trigonometric values. Express your answers exactly. cos(225) = SIn(225)=

Problem Find the following trigonometric values. Express your answers exactly. cos(225) = SIn(225)=
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5 votes
Problem

Find the following trigonometric values.
Express your answers exactly.
cos(225) =
SIn(225)=

User Oleg Dulin
by
7.7k points

1 Answer

2 votes

Answer:

Explanation:

cos 225 = -cos 45 = -1/√2.

sin 225 = -sin45 = -1√2.

User BennyM
by
8.4k points
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