Geometry
This is the sum of the interior angles of a triangle.
What is 180°?
3x + 18 = 64
Solve for x.
What is x = 46/3 or 15.33?
The ages of 10 students in a class are: 17, 14, 14, 18, 15, 18, 17, 17, 14, and 16. Find the mean age of the students.
What is 16 years?
Evaluate tan(45°).
What is 1?
The Ancient Greek philosopher and mathematician who discovered the Pythagorean Theorem.
Who is Pythagoras?
A quadrilateral with exactly one pair of parallel sides is called this.
What is a trapezoid?
(2x+8) - (x-3) = 1
Simplify the expression.
What is x = 10?
Cookie Monster has scores of {87, 79, 95, 91} on the first four exams in his Spanish class. This is the minimum score he must get on the fifth exam to get an A (90 or higher) for his final grade.
What is 98?
The dot product of the vector; u = <-3,5>, v = <-2,1>.
What is 11?
The number that is both a perfect square and a perfect cube.
What is 64?
The measure of each interior angle of a regular hexagon is this many degrees.
What is 120°?
The product of two consecutive integers is 156.
What are the integers?
What is 12 and 13, or -12 and -13?
Assume there is an election involving three parties: D, R, and I. The probability of D winning is 0.11, R winning is 0.78, and I winning is 0.11. This is the probability of D or R winning.
What is 0.89?
Solve for x in the given interval; tan x = -1, 3π/2 ≤ x ≤ 2π.
(π=pi)
What is x = 7π/4?
The first 10 digits of pi.
What is 3.141592653?
The saying CPCTC stands for this.
What is Corresponding Parts of Congruent Triangles are Congruent?
(2/x+1) + (3/x-2) = 1
Solve for x.
What is x = 3 ± √10 (radical 10)?
In order to be considered a normal distribution, a data set (when graphed) must follow a bell-shaped symmetrical curve centered around the mean. It must also adhere to the empirical rule that indicates certain percentages of data fall within 1, 2, and 3 standard deviations of the mean. These are the three percentages.
What is 68%, 95%, and 99.7%?
The position of a particle moving along a straight line at any time is given by S(t) = t3 - 3t2 + 6. Find the acceleration of the particle when t = 2.
What is 6?
0, 1, 1, 2, 3, 5, 8, 13, 21, 34… etc. is a series of numbers that frequently appears in nature called this.
What is The Fibonacci Sequence?
x in the photo below has a value of this many degrees.
What is x = 90°?
The function f(x) = ax2 + bx + c passes through the points (1,2), (2,3), and (3,6).
Find a, b, and c.
What is a = 1, b = 2, c = 3?
The probability that there will be an accident on Highway 48 each day depends on the weather. If the weather is dry that day, there is a 0.2% chance of an accident; if the weather is wet that day, there is a 1.0% chance of an accident. Today, the weather station announced that there is a 20% chance of the weather being wet. This is the probability that there will be an accident on Highway 48 today.
What is 0.0036?
Find the derivative of f(x) = sin3(4x).
What is f(x) = 12sin2(4x)cos(4x)?
The Greek mathematician who discovered the exact numerical value of pi.
Who is Archimedes?