Pre-Calc review of Trig Flashcards

1

Find the angle of the triangle using trigonometry:

40.83
48.03
33.18
49.17

2

Find the missing sides.

x=10, y=10√2
x=10, y=10
x=10√2, y=10√2
x=10√2, y=10

3

Trigonometry

5 divided by 7
6 divided by 10
2 divided by 3
8 divided by 10

4

Find the missing sides.

x=4, y=4
x=4√2, y=4
x=4, y=4√2
x=4√2, y=4√2

5

Trigonometry

12/13
5/13
13/5
5/12

6

Name the reciprocal trig functions.

sec, csc, cot
1/sin, 1/cos, 1/tan
½sin, ½cos, ½tan
sin, cos, tan

7

Solve for x.

4
4√3
6
6√3

8

What would you have to do to solve for x?

Multiply by 2
Divide by root 2
Multiply by root 2
Divide by 2

9

Pythagorean theorem, special right triangle, or trigonometry?

Trigonometry
Special Right Triangle
Pythagorean Theorem

10

Match reciprocal trigonometric functions with their formulas

sec - opp/hyp, csc - adj/hyp, cot - opp/adj
sec - hyp/opp, csc - hyp/adj, cot- adj/opp
sec - opp/adj, csc - adj/opp, cot - hyp/opp
sec - hyp/adj, csc - hyp/opp, cot - adj/opp

11

What is the measure of side AC? Use your trigonometry ratios and round to the nearest tenth.

38.3
26.8
19.7
44.7

12

The bearing of A from B is the same as the bearing of B from A.

True
False

13

What is the bearing of B from O?

S20oE
N070oE
240o
N160o E

14

Trigonometry

5/13
5/12
13/5
12/13

15

Trigonometry Application

28.9 ft
25 ft
43.3 ft
86.6 ft

16

Solve for x

10
20√3
20
10√ 3

17

Find the missing sides.

a=3√2, b=3
a=3√2, b=3√2
a=3, b=3√2
a=3, b=3

18

Find the missing sides.

x=5, y=5
x=5√2, y=5√2
x=5, y=5√2
x=5√2, y=5

19

Solve for x.

9
9√3
18
18√3

20

Trigonometry

13/5
5/13
5/12
12/13

21

Solve for x.

14√3
14
7√3
7

22

Trigonometry Application

15o
90o
45o
75o

Pre-Calc review of Trig

Questions 22

Pre-Calc review of Trig

Questions 22