Free Printable Q4_QUIZ#4_ANGLE OF ELEVATION &DEPPRESSION

1.

SOH-CAH-TOA is the mnemonic used in solving the solutions of ______ using the trigonometric functions.

a)

Obtuse Triangle

b)

Acute Triangle

c)

Right Triangle

d)

All of the above

2.

Using the figure on the left, which of the following is correct to find the value of y?

a)

$\sin\ 37\degree=\frac{y}{14}$

b)

$\tan\ 37\degree=\frac{y}{14}$

c)

$\cos\ 37\degree=\frac{y}{14}$

d)

$\sin\ 37\degree=\frac{y}{14}$

3.

It is an acute angle formed by the eye level between (horizontal line) from the observer and the line of sight when the observer looks at an object that is located higher than him.

a)

Angle of Depression

b)

Angle of Elevation

c)

Inclination

d)

Reference Angle

4.

It is an acute angle formed by the eye level (horizontal line) and the line of sight when an observer looks at an object that is located at a lower level.

a)

Angle of Depression

b)

Angle of Elevation

c)

Inclination

d)

Reference Angle

5.

What is the ratio for sin $\theta$ ?

a)

$\ \frac{opposite\ side}{adjacent\ side}$

b)

$\frac{opposite\ side}{hypotenuse}$

c)

$\ \frac{adjacen\ side}{hypotenuse}$

d)

$\frac{adjacent\ side}{opposite\ side}$

6.

What is the measure of ∠𝑋 if sin 𝑋 = $\frac{4}{9}$ ?

a)

$7\degree$

b)

$26\degree$

c)

$64\degree$

d)

$83\degree$

7.

Using the ∆MAT on the left, what is the length of $\overline{MA}$ ?

a)

2.9 cm

b)

3.5 cm

c)

4.3 cm

d)

7.7 cm

8.

A student sees a bird on top of a 12-m high pole. The student is standing 20 m away from the foot of the pole. At what angle must the student incline her camera to take a picture of the bird?

a)

$31\degree$

b)

$53\degree$

c)

$37\degree$

d)

$73\degree$

9.

Standing on a cliff 380 meters above the sea, Pat sees an approaching ship and measures its angle of depression 9°. How far is the ship from shore?

a)

$2429.13\ m$

b)

$2399.23\ m$

c)

$384.74\ m$

d)

$60.19\ m$

10.

Andrea is in a plane that has an elevation of 5,000 feet. She spots a person sunbathing on the roof of a 2,250-foot building. The distance from the plane to the person is 3,600 feet. Find the angle of depression of the sunbather from the plane.

a)

$52.62°$

b)

$49.81°$

c)

$40.19°$

d)

$37.38°$

Q4_QUIZ#4_ANGLE OF ELEVATION &DEPPRESSION

Total questions: 10

Worksheet time: 3hrs 30mins

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