# Trig Functions

## Quiz by Paine, Cassidy N

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31 questions
• Q1
the branch of mathematics dealing with the relations of the sides and angles of triangles and with the relevant functions of any angles.
Geometry
Calculus
Algebra
Trigonometry
30s
• Q2
In a right triangle, the ratio of the side opposite / the hypotenuse
Secant
Tangent
Sine
Cosine
30s
• Q3
In a right triangle, the ratio of the side adjacent / the hypotenuse
Cosecant
Sine
Cosine
Tangent
30s
• Q4
In a right triangle, the ratio of the side opposite / the side adjacent
Tangent
30s
• Q5
A mnemonic device to help remember the relationship of the three trig relationships (Sine, Cosine, or Tangent) and the sides they represent. Sine = opp / hyp ; Cos = Adj / hyp ; Tan = opp / adj
TANLDYSUN
GEOISAWES
SANCAHBCH
SOHCAHTOA
30s
• Q6
Longest side in a right triangle; opposite the right angle.
Hypotenuse
Short Leg
Big Leg
Base
30s
• Q7
In a right triangle, the sides that include the right angle; in an isosceles triangle, the pair of congruent sides.
Leg of a Right Triangle
30s
• Q8
A triangle that has a 90 degree angle.
Obtuse Triangle
Acute Triangle
Equilateral Triangle
Right Triangle
30s
• Q9
in a right triangle the square of the length of the hypotenuse is equal to the sum of the squares of the lengths of the legs A²+B²=C²
Parthenon Theorem
Pythagorean Theorem
Hypotenuse Theorem
Triangle Sum Theorem
30s
• Q10
The leg next to the given angle in a right triangle.
Hypotenuse
Reference Angle
Opposite Side
30s
• Q11
The angle above horizontal that an observer must look to see an object that is higher than the observer; it is congruent to the angle of depression
Angle of Elevation
Right Angle
30s
• Q12
Θ - variable used in trigonometry to indicate an angle measure
Theta
Epsilon
Pi
Beta
30s
• Q13
The leg of a triangle not used to create the angle of reference.
Right Angle
Opposite Side
Hypotenuse
30s
• Q14
Triangles that have the same shape but are not necessarily the same size; they have equal corresponding angles and proportional side measurements.
Similar Triangles
Congruent Triangles
30s
• Q15
Two angles whose sum is 90 degrees.
Complementary Angles
Supplementary Angles
Right Angles
30s

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