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Trigonometry Review - 1st - Fall 2022 Flashcards | StudBud
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Trigonometry Review - 1st - Fall 2022
Trigonometry Review - 1st - Fall 2022
34 terms
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Defining missing angles and sides, the use of different methods of trig ratio
Flashcards
34 cards
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Questions
34
Answers
1
Trigonometric ratios can only used on Right Triangles.
False
True
2
A boat leaves a shipping dock & travels 20 miles west & then 15 miles north. The straight-line distance btw boat & dock?
35
30
25
40
3
Find y using special right triangle relationships
y=49
x=49
y=49√3
x=49√3
4
Which method is used when adjacent is over hypotenuse?
Cos
Sin
Tan
5
What is the equation for Cos B?
12/5
12/13
5/12
5/13
6
What is the Pythagorean Theorem?
pi
a2 + b2 = c2
A+B=C
y = mx + b
7
Pythagorean theorem, special right triangle, or inverse trigonometry?
Special Right Triangle
Inverse Trigonometry
Pythagorean Theorem
8
Find the missing side length? Round to whole number
12
15
13
10
9
Which method is used when opposite is over adjacent?
Tan
Sin
Cos
10
Find the length of AB.
7.56m
5.7m
3.73m
8.83m
11
A square with side length of 5 inches is shown below. Find the length of the diagonal side of the square.
7.07
10.3
4.24
8.92
12
Find Y
5.6
2.4
1.6
4.6
13
Find x using special right triangle relationships.
x=20√3
y=40
x=40
y=20√3
14
Find the length of AC (b).
5.7m
8.0m
7.56m
3.73m
15
Real World Trigonometric Ratio Problem
A
C
B
D
16
Real World Trigonometric Ratio Problem
A
B
D
C
17
Given: 1 side length and 1 angle measure, how do you calculate a missing side length?
Quadratic Formula
One of the Trigonometric ratios
Pythagorean theorem
One of the Inverse Trigonometric functions
18
When given 2 side lengths, how do you calculate the 3rd side length?
Sine ratio
Cosine ratio
Pythagorean theorem
One of the Inverse Trigonometric functions
19
Trigonometry Application
15o
45o
75o
90o
20
Which is the angle of depression?
90
60
78
12
21
An angle of elevation is:
The angle between a horizontal and an UPWARD line of sight.
How I lay on the couch while bingeing a show on Netflix.
The angle between a horizontal and a DOWNWARD line of sight.
The angle between a ski slope and the ground.
22
Which angle is the angle of depression?
∠x
x and y
∠y
there isn't one
23
What is your favorite meal of the day?
Breakfast
Brunch
Dinner
Lunch
24
Is the angle of depression the same as the angle of elevation?
Yes
No
25
Find angle A.
22.6 degrees
20.5 degrees
18.2 degrees
30.6 degrees
26
What shape does the Pythagorean Theorem utilize?
Circle
Right Triangle
Star
Isosceles Triangle
27
Trigonometric Ratio Application Problem.
A
D
B
C
28
An angle of depression is:
How I lay on the couch while bingeing a show on Netflix.
The angle between a horizontal and an UPWARD line of sight.
The angle between a horizontal and a DOWNWARD line of sight.
The angle between a ski slope and the ground.
29
Given: 2 side lengths, how do you calculate an angle measure?
One of the Inverse Trigonometric functions
One of the Trigonometric ratios
Pythagorean theorem
Quadratic Formula
30
Real World Trigonometric Ratio Application
B
A
C
D
31
What is the acronymn for trigonometric ratios?
SOH-CAH-TOA
COH-TAH-SOA
SAH-COH-Tao
32
The six trigonometric ratios are?
sign, cosine, tangent, cosecant, secant, cotangent
sine, cosign, tangent, cosecant, secant, cotangent
sine, cosine, tangent
sine, cosine, tangent, cosecant, secant, and cotangent
33
Which method is used when opposite is over hypotenuse?
Sin
Cos
Tan
34
Which angle is the angle of elevation?
∠y
there isn't one
x and y
∠x
