Trigonometric Word Problems
Flashcard
•
Mathematics
•
9th Grade
•
Hard
+1
Standards-aligned
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1.
FLASHCARD QUESTION
Front
What is the definition of the angle of elevation?
Back
The angle of elevation is the angle formed by the horizontal line and the line of sight to an object above the horizontal line.
2.
FLASHCARD QUESTION
Front
In a right triangle, what is the relationship between the angles and the sides?
Back
In a right triangle, the side opposite an acute angle is proportional to the length of the hypotenuse multiplied by the sine of that angle.
Tags
CCSS.HSG.SRT.C.7
3.
FLASHCARD QUESTION
Front
What is the sine function in trigonometry?
Back
The sine function (sin) of an angle in a right triangle is the ratio of the length of the opposite side to the length of the hypotenuse.
Tags
CCSS.HSG.SRT.C.6
4.
FLASHCARD QUESTION
Front
What is the cosine function in trigonometry?
Back
The cosine function (cos) of an angle in a right triangle is the ratio of the length of the adjacent side to the length of the hypotenuse.
Tags
CCSS.HSG.SRT.C.6
5.
FLASHCARD QUESTION
Front
What is the tangent function in trigonometry?
Back
The tangent function (tan) of an angle in a right triangle is the ratio of the length of the opposite side to the length of the adjacent side.
Tags
CCSS.HSG.SRT.C.6
6.
FLASHCARD QUESTION
Front
How do you find the height of an object using the angle of elevation?
Back
To find the height, use the formula: height = distance * tan(angle of elevation).
Tags
CCSS.HSG.SRT.C.8
7.
FLASHCARD QUESTION
Front
If the hypotenuse of a right triangle is 10 cm and one angle is 30 degrees, what is the length of the opposite side?
Back
The length of the opposite side is 5 cm.
Tags
CCSS.HSG.SRT.C.8
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