Trigonometry
Define sin
sin is the ratio of opposite / hypotenuse
x2 multiply x2 equals?
What is the next prime number after 11?
13
sin30=
1/2
A ladder is leaning on a building. The height of the ladder is 13m and it is 5m away from the base of the building. How high above the ground is the top of the ladder?
12m
Evaluate:(x4 X x6)2
x20
Solve for x if 3x + 7 = 22.
5
Does sin30 = cos60?
Yes
A ladder length of 10m leans against a vertical wall. If the base of the ladder is 6m away from the wall, how high up the wall does the ladder reach?
8m
Simplify y7 /y3
y4
What is the mathematical name for a polygon with 8 sides?
Octagon
State the equation to calculate the area of triangle using two side lengths(a and b) and the intersecting angle(theta)
a x b x sin(theta) / 2
Find the distance between the coordinates (1, 2) and (4, 6) using Pythagoras' Theorem.
5
Evaluate (25)(22)
128
Find the mean of the following data set: 4, 8, 5, 11, 2.
6
Find the exact value of tan(60 degrees) without using a calculator.
Root 2
The length of the base is 12m, The length of the opposite is 5m. What is the length of the hypotenuse.
13m
If a fair six-sided die is rolled twice, what is the probability of rolling a 6 both times?
1/36