
Sailboat Navigation and Trigonometry Concepts

Interactive Video
•
Mathematics
•
9th - 12th Grade
•
Hard

Thomas White
FREE Resource
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9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in solving a right triangle when given two angles?
Draw a sketch of the triangle.
Use the sine function to find the opposite side.
Subtract the given angles from 180 degrees to find the third angle.
Calculate the hypotenuse using the Pythagorean theorem.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In Example 1, what trigonometric function is used to find side length 'a'?
Tangent
Cosine
Sine
Secant
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the height of the ladder calculated in Example 2?
Using the tangent function
Using the Pythagorean theorem
Using the cosine function
Using the sine function
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the angle of elevation used to find the height of the steeple in Example 3?
35 degrees
43 degrees
74 degrees
90 degrees
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a bearing in navigation?
The angle between a path and a fixed north-south line
The speed of an object in nautical miles
A measure of distance from a fixed point
The height of an object from the ground
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In Example 4, what is the initial direction of the sailboat?
North
West
South
East
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the distance traveled by the sailboat calculated?
By using the sine function
By using the cosine function
By subtracting the initial position from the final position
By multiplying speed by time
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final bearing of the sailboat after changing course?
16 degrees east of north
53 degrees west of north
16 degrees west of north
53 degrees east of north
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the total distance of the sailboat from the pier after the course change?
3.19 nautical miles
5 nautical miles
2 nautical miles
10 nautical miles
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