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Trig Functions
Test Description: Basic vocabulary of trig functions sine, cosine, tangent, and inverse function of sine, cosine, tangent
Instructions: Answer all questions to get your test result.
1) The mnemonic for remembering the trig functions is ___
A
sockittoya
B
krakatoa
C
sohcahtoa
D
sacagawea
2) sin =
A
opposite/adjacent
B
cos/tan
C
ajacent/hypotenuse
D
opposite/hypotenuse
3) cos =
A
opposite/hypotenuse
B
adjacent/hypotenuse
C
opposite/adjacent
D
sin/tan
4) tan =
A
hypotenuse/adjacent
B
adjacent/hypotenuse
C
opposite/adjacent
D
opposite/hypotenuse
5) trig functions are used with __________ triangles
A
acute
B
all
C
no
D
right
6) The hypotenuse of a triangle is _____
A
never the longest side of a right triangle
B
the angle in a right triangle
C
the side opposite the right angle in a triangle
D
the shortest side of a right triangle
7) In triangle ABC, side b is opposite ____
A
angle B
B
angle C
C
angle A
D
the hypotenuse
8) In triangle ABC, side a is opposite ___
A
angle A
B
angle B
C
the right angle
D
angle C
9) In triangle ABC, side C is opposite ____
A
angle A
B
the right angle
C
angle C
D
angle B
10) Which trig function is incorrect?
A
cos = a/h
B
all of the above
C
sin = o/h
D
tan = o/a
*select an answer for all questions
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