
Finding Missing Angles in Right Triangles

Interactive Video
•
Mathematics
•
8th - 12th Grade
•
Hard
+2
Standards-aligned

Olivia Brooks
FREE Resource
Standards-aligned
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the hypotenuse in a right triangle?
The side opposite the right angle
The shortest side of the triangle
The side adjacent to the right angle
The side opposite the smallest angle
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What trigonometric ratio is used to find a missing angle when you know the opposite side and the hypotenuse?
Cosine
Tangent
Sine
Cotangent
Tags
CCSS.HSG.SRT.C.6
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the hypotenuse in trigonometric calculations for right triangles?
It is irrelevant in trigonometric calculations.
It determines the size of the right angle.
It is always the longest side and used in sine and cosine ratios.
It is used as the base for calculating angles.
Tags
CCSS.HSG.SRT.C.6
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you find the value of an angle using its sine value?
Use the sine inverse function
Add the sine value to 90 degrees
Multiply the sine value by the hypotenuse
Divide the opposite by the hypotenuse
Tags
CCSS.HSG.SRT.C.8
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the sine inverse function do?
It finds the angle whose sine is a given number.
It calculates the hypotenuse length.
It multiplies the sine value by two.
It divides the opposite side by the hypotenuse.
Tags
CCSS.HSG.SRT.C.7
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the approximate value of theta if sin(theta) = 7/10?
60 degrees
35 degrees
50 degrees
44.4 degrees
Tags
CCSS.HSG.SRT.D.10
CCSS.HSG.SRT.D.11
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which trigonometric ratio is used when you have the adjacent side and the hypotenuse?
Cosine
Sine
Secant
Tangent
Tags
CCSS.HSG.SRT.C.6
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