The Six Trigonometric Ratios Lesson Slides: 26 Slides

26 Slides • 8 Questions

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The Six Trigonometric Ratios

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Open Ended

1.Suppose one of the angles in a right triangle is 45°. Determine the length of the sides of the triangle if the hypotenuse measures 3 units.

Type response here

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Multiple Choice

It is a branch of mathematics that deals with the relationships of the lengths and the angles of triangles.

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Trigonometry

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Trigometry

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Geometry

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Algebra

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Multiple Choice

Given that the two internal angles of a triangle are 45∘ and 60∘, what is the measurement of the third angle?

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$75\degree$

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$45\degree$

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$30\degree$

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$60\degree$

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Multiple Choice

Which of the following trigonometric ratios increases when the value of cosine is also increased?

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Secant

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Tangent

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Sine

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Cosecant

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Multiple Choice

Which of the following trigonometric ratios are reciprocal of one another?

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Sine-Cosine

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Secant-Cosine

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Cosine-Cosecant

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Tangent-Secant

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Multiple Choice

In a 30∘−60∘−90∘ special triangle, which is congruent to sin⁡⁡(30∘)?

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$\sec\left(60\degree\right)$

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$\csc\left(60\degree\right)$

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$\cos\left(60\degree\right)$

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$\cos\left(30\degree\right)$

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Multiple Choice

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$\tan\left(A\right)=\frac{3}{4}$

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$\sec\left(A\right)=\frac{5}{4}$

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$\csc\left(A\right)=\frac{3}{5}$

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$\cos\left(A\right)=\frac{4}{5}$

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Multiple Choice

A square-shaped handkerchief, whose side measures 20 cm, is folded evenly along one of its diagonal line which formed a triangle. What is the length of the hypotenuse of the triangle?

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$20\sqrt{2}cm$

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$20\sqrt{3}cm$

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$40\sqrt{3}cm$

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$40\sqrt{2}cm$

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The Six Trigonometric Ratios

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