How many degrees are in a triangle?
180
what is the distance from the center to the edge of a circle called?
Radius
what is the highest exponent in a quadratic equation?
2
What is the longest side of a right triangle called?
Hypotenuse
what does a solution to a system mean?
The point where the lines intersect
Formula for area of a rectangle?
length x width
what is the distance across a circle through the center called?
Diameter
solve- x2=25
x=5 and-5
What theorem is used with right triangles?
Pythagorean Theorem
Solve-x+y=10 x=4
y=6
what is the area of a triangle formula?
1/2 x base x height
what shape has no sides or corners?
circle
What shape is the graph of a quadratic?
Parabola
Find c if a = 3 and b = 4
5
solve
x+y=8
x-y=2
x = 5, y = 3
what is the circumference formula?
2pir
what is half of the diameter called?
Radius
Solve- x2 - 9 = 0
x= 3 and -3
what is 62
36
what method uses adding or subtracting equations?
Elimination
how many sides does a hexagon have?
6
If the radius is 5, what is the diameter?
10
what is the vertex of y = (x-2)2 + 1?
(2, 1)
Find the missing side
a=8, b=15
17
If two lines never cross, how many solutions are there?