G9 basic trigonometry

Question 1

When do we use inverse sin, inverse cos, and inverse tan in Trigonometry?

Accepted Answer

To find angle measures when sides lengths are known.

Question 2

Which trigonometry equation should be used to solve for x?

Accepted Answer

tan24 = 17/x

Question 3

Use inverse trigonometry to find X

Accepted Answer

26.6°

Question 4

Find the value of each trigonometric ratio to the nearest ten-thousandth.

Accepted Answer

0.8000

Question 5

Which of these jobs do not use trigonometry frequently?

Accepted Answer

Artist

Question 6

Inverse Trigonometry Functions are for determining side lengths.

Accepted Answer

False

Question 7

Which of the following is not a trigonometric function?

Accepted Answer

Coradian

Question 8

Find the value of each trigonometric ratio to the nearest ten-thousandth.

Accepted Answer

0.6293

Question 9

Which trigonometry ratio would you use to calculate side ST?

Accepted Answer

Pythagoras

Question 10

Find the value of each trigonometric ratio to the nearest ten-thousandth.

Accepted Answer

0.6000

Question 11

For the triangle below, decide which trigonometric ratio (i.e. sin, cos or tan) you would use?

Accepted Answer

Sin

Question 12

You use the inverse of a trigonometric function to find (A).

Accepted Answer

the angle

Question 13

Which trigonometry ratio would you use to calculate x?

Accepted Answer

sin

Question 14

What are the three ratios used in trigonometry?

Accepted Answer

sin, cos, tan

Question 15

Use inverse trigonometry to find X

Accepted Answer

60°

Question 16

Find the value of each trigonometric ratio to the nearest ten-thousandth.

Accepted Answer

1.3333

Question 17

Find the value of cosine of angle Z

Accepted Answer

5:13

Question 18

Find the value of each trigonometric ratio.

Accepted Answer

4∕5

Question 19

Find the value of the trigonometric ratio.

Accepted Answer

3/4

Question 20

What trigonometric function will you use to solve for the variable f ?

Accepted Answer

tangent

Question 21

Use inverse trigonometry to find X°

Accepted Answer

46.7

Question 22

Which inverse trigonometric function?

Accepted Answer

cos-1 θ

Question 23

Find the value of the trigonometric ratio.

Accepted Answer

4/5

Question 24

What do you need to know to solve trigonometry problems?

Accepted Answer

SOHCAHTOA

Question 25

Which of the following does not rely (or relies least on) on trigonometry?

Accepted Answer

Car Mechanic

Question 26

Find the value of each trigonometric ratio to the nearest ten-thousandth.

Accepted Answer

0.7500

Question 27

Find the value of the trigonometric ratio to the nearest ten-thousandth.

Accepted Answer

0.3429

Question 28

Find the value of the trigonometric ratio.

Accepted Answer

3/4

Question 29

Inverse Trigonometry

Accepted Answer

45.7

Question 30

Find the value of each trigonometric ratio.

Accepted Answer

15∕17

Question 31

Find the value of the trigonometric ratio to the nearest ten-thousandth.

Accepted Answer

1.3333

Question 32

What are the inverse trigonometry functions?

Accepted Answer

sin-1, cos-1, tan-1

Question 33

Find the value of the trigonometric ratio to the nearest ten-thousandth.

Accepted Answer

1.0500

Question 34

Find the value of each trigonometric ratio.

Accepted Answer

4:5

Question 35

Which trigonometry equation should be used to solve for x?

Accepted Answer

sin22 = x/13

Question 36

Find the value of each trigonometric ratio to the nearest ten-thousandth.

Accepted Answer

0.7431

Question 37

Find the value of each trigonometric ratio to the nearest ten-thousandth.

Accepted Answer

1.0500

Question 38

Find the value of the trigonometric ratio.

Accepted Answer

15/17

Question 39

What trigonometric ratio would you use to find x? Find x and round to the nearest whole number.

Accepted Answer

sine; 14

Question 40

Find the value of each trigonometric ratio to the nearest ten-thousandth.

Accepted Answer

0.4848

Question 41

Find the value of the trigonometric ratio.

Accepted Answer

7/25

Question 42

Which trigonometry equation should be used to solve for x?

Accepted Answer

cos31 = x/10

Question 43

The output of an inverse trigonometric function is ______.

Accepted Answer

an angle measure

Question 44

Which inverse trigonometric function?

Accepted Answer

cos-1 β

Question 45

Which trigonometry ratio would you use to calculate x?

Accepted Answer

tan

Question 46

What is the mnemonic used to remember the trigonometric ratios?

Accepted Answer

SOHCAHTOA

Question 47

Use inverse trigonometry to find θ

Accepted Answer

46.4°

Question 48

Use inverse trigonometry to find θ

Accepted Answer

22.6°

Question 49

For the triangle below, decide which trigonometric ratio (i.e. sin, cos or tan) you would use?

Accepted Answer

Cos

Question 50

If you have the angle and the hypotenuse, you can use all trigonometric functions except (a)

Accepted Answer

Tan

Question 51

Find the value of each trigonometric ratio to the nearest ten-thousandth.

Accepted Answer

0.6000

Question 52

What are the three sides of a triangle labelled as in trigonometry?

Accepted Answer

H, O, A

Question 53

Use inverse trigonometry to find X

Accepted Answer

22°

Question 54

For the triangle below, decide which trigonometric ratio (i.e. sin, cos or tan) you would use?

Accepted Answer

Cos

Question 55

Which inverse trigonometric function?

Accepted Answer

tan-1 θ

Question 56

Find the value of the trigonometric ratio to the nearest ten-thousandth.

Accepted Answer

0.8000

Question 57

The word trigonometry means “______________ _____________”.

Accepted Answer

Triangle Measure

Question 58

What trigonometric ratio is used to find angle α?

Accepted Answer

tan α

Question 59

Trigonometry ratios can only be applied to right triangles.

Accepted Answer

True

Question 60

For the triangle below, decide which trigonometric ratio (i.e. sin, cos or tan) you would use?

Accepted Answer

Sin

Question 61

Inverse trigonometric functions!

Accepted Answer

False

Question 62

Find the value of each trigonometric ratio.

Accepted Answer

3∕4

Question 63

Find the value of the trigonometric ratio.

Accepted Answer

3/5

Question 64

Find the value of each trigonometric ratio.

Accepted Answer

7:25

G9 basic trigonometry

Questions 80

G9 basic trigonometry

Questions 80