Numbers
What is 92 ?
81
State the Pythagorean theorem.
a2 + b2 = c2
Tine is a trigonometric ratio.
What is false?
If 23 is 8, what is the cube root of 8?
2
What is the name of the side opposite the right angle?
Hypotenuse
A trigonometric ratio is a relationship between two sides and an identified angle.
True
In a bag there are 4 green marbles and 6 blue marbles. What is the probability that someone will randomly select a blue marble from the bag?
60%
6/10
0.6
Evaluate
102 + 152
325
What does it mean when a2 + b2 > c2.
Acute triangle
List three trigonometric ratios.
Sine
Cosine
Tangent
72 < 62
False
What type of triangle has side lengths of 5cm, 20cm and 14cm?
Obtuse triangle
Which trigonometric ratio has the opposite side over the adjacent side?
Tangent
Solve for a
a2 + 36 = 100
8
In a right-angled triangle, side a = 4 in and side b =7 in. What is the value of the hypotenuse to the nearest whole number?
8 in
In order to use trigonometric ratios we need either __________ or ________-.
Two sides
One side and an angle