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CanadaON
Grade 11

Determine values for angles of any magnitude (deg)

Interactive practice questions

Which expression is equal to $\sin\left(360^\circ+\theta\right)$sin(360°+θ)?

$\sin\theta$sinθ

A

$\cos\theta$cosθ

B

$-\sin\theta$sinθ

C

$-\cos\theta$cosθ

D
Medium
< 1min

State whether each of the following are equal to $\cos\theta$cosθ or not.

Medium
1min

Simplify the following.

Medium
1min

Find the value of $\cos0^\circ$cos0°.

Easy
< 1min
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