Trigonometry Identities - Co-Function Identity True/False (Greek Letter)

Level 1

This topic focuses on evaluating trigonometric cofunction identities, specifically assessing whether given expressions involving sine, cosine, tangent, cotangent, secant, and cosecant are correct. Students must determine the truth of each statement, indicating "Yes" or "No". The exercises use Greek letters such as theta, alpha, beta, and gamma in the problems, which are meant to test the understanding of trigonometric identities' fundamentals.

Work on practice problems directly here, or download the printable pdf worksheet to practice offline.

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Trigonometry Identities - Co-Function Identity True/False (Greek Letter) Worksheet

Trigonometry Identities - Co-Function Identity True/False (Greek Lett...

Is this cofunction identity correct?

$A LaTex expression showing \text{sin}{(\theta)} = \text{cos}{(90 to the power of circle - \theta)}$

Yes

Is this cofunction identity correct?

$A LaTex expression showing \text{cot}{(\alpha)} = \text{tan}{(90 to the power of circle + \alpha)}$

Yes

Is this cofunction identity correct?

$A LaTex expression showing \text{cos}{(\gamma)} = \text{sec}{(90 to the power of circle - \gamma)}$

Yes

Is this cofunction identity correct?

$A LaTex expression showing \text{sec}{(\beta)} = \text{cos}{(90 to the power of circle - \beta)}$

Yes

Is this cofunction identity correct?

$A LaTex expression showing \text{sin}{(\beta)} = \text{csc}{(90 to the power of circle - \beta)}$

Yes

Is this cofunction identity correct?

$A LaTex expression showing \text{cos}{(\alpha)} = \text{sec}{(90 to the power of circle - \alpha)}$

Yes

Is this cofunction identity correct?

$A LaTex expression showing \text{sec}{(\theta)} = \text{csc}{(90 to the power of circle - \theta)}$

Yes

Is this cofunction identity correct?

$A LaTex expression showing \text{csc}{(\gamma)} = \text{sin}{(90 to the power of circle - \gamma)}$

Yes