Linear Functions
What is the slope of the line y= 4x + 2
4
What does the "m" represent in y=mx+b
Slope
What theorem is used with right triangles?
Pythagorean Theorem
What is the point in the middle of a circle called?
Center
What does SOH stand for?
Sine= Opposite / Hypotenuse
What is the y- intercept of y= -3x+7
7
What does the "b" represent in y=mx+b
y-intercept
Find the hypotenuse if legs are 3 and 4
5
What is a segment from the center to the circle called?
Radius
In a right triangle, Which side is across from the angle?
Opposite side
Write the equation in slope intercept form y-2= 5(x+1)
y= 5x+7
What is the slope of a horizontal line?
0
Find tan(0) if opposite = 9 and adjacent = 3
3
What is the distance across a circle through the center called?
Diameter
Find sin(30)
1/2
Are the lines y+ 2x+1 and y= 2x-5 parallel, perpendicular, or neither
Parallel
What type of graph is created by a linear function?
A straight line
Find the missing side if sin(0) = 1/2 and hypotenuse = 10
5
What is the formula for circumference?
C= 2 x 3.14 x r
If the opposite side is 6 and the hypotenuse is 10, find sin(0).
3/5
y= -2x+6
Undefined
A ladder is 13 ft long and reaches 5 ft high. How far is the base from the wall?
12ft
What is the formula for the area of a circle?
A= 3.14 x r^2
A triangle has adjacent side 8 and hypotenuse is 17, find cos(0)
3/5