Formulas
A^2+B^2=C^2
What is the Pythagorean theorem?
The name for the letter with an unknown value
What is a Variable
Sqrt 25
5
The point at which two sides meet
What is a vertex?
True or False: The circumference is double the diameter of the circle
False: The diameter is double the radius
x=-b sqrt b^2-4ac over 2a
What is the quadratic equation
The name of the position the number 2 is in
Example: 152
What is an exponent
103
1000
The sum of all angles
What is 180
What is the name for when a line connects at two different points on the circle
A chord
y=mx+b
What is slope intercept form
The name of the number that multiplies the variable
Example 23x
What is a coefficient
Simplify 15/20
3/4
Name one of the three triangles
What are isosceles, scalene, and equilateral
The Pythagorean theorem is used to find a certain length along the circle
T or F
False: The theorem is used with triangles, not circles
adjacent over hypotnuse
What is Cosine
The acronym for the order of operations
What is Pemdas
72% as a fraction
18/25
If you use a tangent equation, you are finding what
What is the hypotenuse
The area of a circle is πr²
T or F
True
m= y2-y1 over x2-x1
What is slope formula
The name for when something is 1:1
What is a ratio
Solve for x
4x-7=5
x=3
To find the area of a triangle, you multiply the base and height by two
T or F
False: You multiply the base and height by 1/2
An arc on a circle is...
A segment of the circle's circumference connecting two different points