Trigonometry Basics Flashcards

1

Which angle has a cos x=1/2?

60°
30°
90°
45°

2

True or false: Tangent is adjacent over opposite.

False
True

3

What is the relationship of sine and cosine?

Opposite angles
Supplementary angles
Equal angles
Complementary angles

4

What is the sine of 90°?

0.75
0.25
0.5
1.0

5

What is the sine of 30°?

0.25
0.5
1.0
0.75

6

What is the tangent of 45°?

1.0
0.75
2.0
0.5

7

How to find angle using sine?

Sine inverse
Cosine inverse
Angle difference
Tangent inverse

8

What is the tangent of 30°?

0.5
1.0
1.732
0.577

9

What is the cosine of 60°?

0.75
0.25
0.5
1.0

10

Which angle(x) has a sine of 1? HINT(sinx=1, so x=inverse sine(1))

60°
30°
45°
90°

11

Which ratio is used for tangent?

Opposite over hypotenuse
Hypotenuse over opposite
Opposite over adjacent
Adjacent over hypotenuse

12

What is the inverse sine of 0.5?

30°
60°
90°
45°

13

What is the cosine of 0°?

0.25
0.75
0.5
1.0

14

What is the inverse cosine of 0.5?

45°
60°
90°
30°

15

Which angle has a tangent of 1?

30°
60°
90°
45°

16

True or false: Cosine is opposite over hypotenuse.

True
False

Trigonometry Basics

Questions 16

Trigonometry Basics

Questions 16