NZ Level 7 (NZC) Level 2 (NCEA)
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Solve trigonometric equations with exact values

Interactive practice questions

Find the measure in degrees of the acute angle satisfying $\sin\theta=\frac{1}{\sqrt{2}}$sinθ=12.

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Find the measure of the angle satisfying $\cos\theta=\frac{1}{\sqrt{2}}$cosθ=12 for $0^\circ<\theta<90^\circ$0°<θ<90°.

Find the measure in degrees of the acute angle satisfying $\tan\theta=\sqrt{3}$tanθ=3.

Find the measure in degrees of the acute angle satisfying $5\sqrt{2}\sin\theta-5=0$52sinθ5=0.

Outcomes

M7-7

Form and use linear, quadratic, and simple trigonometric equations

91261

Apply algebraic methods in solving problems

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