IXL - Complementary angle identities (Algebra 2 practice)

or

cos

(

x

)

=

–

0.6

.

What is

sin

(

90°

–

x

)

?

ref_doc_title.

or

$Confetti$

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Not feeling ready yet? These can help:

Q.9Sine and cosine of complementary angles

II.3Trigonometric ratios: sin, cos, and tan

II.4Trigonometric ratios: csc, sec, and cot

DD.5Complementary and supplementary angles