Trigonometry to find Missing Sides
Authored by Jennifer Littig
Mathematics
9th - 12th Grade
CCSS covered
Used 1+ times
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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What trigonometric function is used to find side 'a' in a right triangle when given the opposite side and adjacent side?
Secant
Cosine
Sine
Tangent
Tags
CCSS.HSG.SRT.C.6
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the tangent of 65 degrees is used to calculate side 'a', and the adjacent side is 5, what is the formula for 'a'?
a = 5 + tan(65)
a = tan(65) / 5
a = 5 * tan(65)
a = 5 / tan(65)
Tags
CCSS.HSG.SRT.C.8
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the approximate value of side 'a' when calculated using a tangent of 65 degrees?
12.3
9.5
11.8
10.7
Tags
CCSS.HSG.SRT.C.8
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which trigonometric function is used to determine the length of the hypotenuse 'b' in a right triangle?
Cotangent
Tangent
Cosine
Sine
Tags
CCSS.HSG.SRT.C.6
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Using the cosine of 65 degrees and an adjacent side of 5, what is the formula to find 'b'?
b = 5 * cos(65)
b = 5 / cos(65)
b = cos(65) / 5
b = 5 + cos(65)
Tags
CCSS.HSG.SRT.C.6
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the approximate value of 'b' when calculated using the cosine of 65 degrees?
12.3
9.5
11.8
10.7
Tags
CCSS.HSG.SRT.C.8
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can the Pythagorean theorem be used to verify the length of side 'b'?
10.7^2 + b^2 = 5^2
5^2 + b^2 = 10.7^2
b^2 + 10.7^2 = 5^2
5^2 + 10.7^2 = b^2
Tags
CCSS.8.G.B.8
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