Quiz about Right Triangles And Trigonometry

Question 1

Right triangles [1], [2] and [3] are given with all their angle measures and approximate side lengths.

![](http://admin.getprephub.com/media/editor/ra1_20230123090039819020.png)
Use one of the triangles to approximate $$P Q$$ in the triangle below.

![](http://admin.getprephub.com/media/editor/ra1s_20230123090052359713.png)

Accepted Answer

Covalent bond

Answer

$$5.4$$

Answer

$$9.1$$

Answer

$$10.3$$

Answer

$$4.5$$

Question 2

Given the measure of an acute angle in a right triangle, we can tell the ratios of the lengths of the triangle's sides relative to that acute angle.

Here are the approximate ratios for angle measures $$55^{\circ}, 65^{\circ}$$ and $$75^{\circ}$$.

![](http://admin.getprephub.com/media/editor/ra2_20230123090501586992.png)

Use the table to approximate $$M O$$ in the triangle below.

![](http://admin.getprephub.com/media/editor/ra2s_20230123090519868817.png)

Accepted Answer

Covalent bond

Answer

$$7.7$$

Answer

$$7.4$$

Answer

$$2.1$$

Answer

$$4.8$$

Question 3

Right triangles [1],[2] and [3] are given with all their angle measures and approximate side lengths.

![](http://admin.getprephub.com/media/editor/ra3_20230123090634628907.png)
Use one of the triangles to approximate the ratio $$\frac{W Y}{W X}$$

![](http://admin.getprephub.com/media/editor/ra3s_20230123090731718266.png)

Accepted Answer

Covalent bond

Answer

$$0.34$$

Answer

$$1.06$$

Answer

$$2.76$$

Answer

$$0.94$$

Question 4

![](http://admin.getprephub.com/media/editor/ra6_20230123091402700844.png)

Find $$	an (\alpha)$$ in the triangle.

Accepted Answer

Covalent bond

Answer

$$\frac{21}{20}$$

Answer

$$ \frac{20}{21}$$

Answer

$$ \frac{21}{29}$$

Answer

$$\frac{20}{29}$$

Question 5

Given the measure of an acute angle in a right triangle, we can tell the ratios of the lengths of the triangle's sides relative to that acute angle.

Here are the approximate ratios for angle measures $$55^{\circ}, 65^{\circ}$$ and $$75^{\circ}$$.

![](http://admin.getprephub.com/media/editor/ra4_20230123091136243594.png)
![](http://admin.getprephub.com/media/editor/ra4s_20230123091150940355.png)

Use the table to approximate $$m<D$$ in the triangle below.
![](http://admin.getprephub.com/media/editor/ra4s1_20230123091232955616.png)

Accepted Answer

Covalent bond

Answer

$$65^{\circ}$$

Answer

$$70^{\circ}$$

Answer

$$ 55^{\circ}$$

Answer

$$ 90^{\circ}$$

Right Triangles And Trigonometry Trigonometry Maths Problems and Solutions

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