Trigonometry: Finding the Length of the Hypotenuse of a Right Triangle

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Mathematics
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10th - 12th Grade
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Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the angle used in the trigonometric function for this problem?
45 degrees
30 degrees
52 degrees
60 degrees
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which trigonometric function is used to solve for X in this problem?
Tangent
Secant
Sine
Cosine
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the correct rearranged formula to solve for X?
X = 12.6 * cos(52)
X = 12.6 - cos(52)
X = 12.6 / cos(52)
X = 12.6 + cos(52)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to use brackets when entering the angle into the calculator?
To avoid syntax errors
To save time
To make the equation look neat
To ensure the calculator uses the correct angle
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final answer for X rounded to three significant figures?
21.0 cm
20.6 cm
20.5 cm
20.4 cm
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