Using special right triangles and trig to find the value of sind 30 degrees

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Mathematics
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11th Grade - University
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Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a 30-60-90 triangle, if the shortest side is X, what is the length of the hypotenuse?
X * sqrt(3)
X
2X
X/2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the length of the longer leg in a 30-60-90 triangle if the shortest side is X?
X
X * sqrt(3)
2X
X/2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a triangle has sides in the ratio 1:2:sqrt(3), what type of triangle is it?
45-45-90
Isosceles
Equilateral
30-60-90
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the sine of 30 degrees?
0
sqrt(3)/2
0.5
1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you verify the sine of 30 degrees using a calculator?
By checking if it equals 1
By checking if it equals 0
By checking if it equals 0.5
By checking if it equals sqrt(3)/2
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