Conic Sections
What conic section is represented by
x2 + y2 = 25
Circle
What is √81
9
a2 + b2 =c2
This is our school mascot
trojan
What is the vertical component of this vector:
<7, 3>
3
What is the center of this circle:
(x - 3)2 + (y + 4)2 = 81
(3, -4)
Simplify √50
5√2
One side of an angle of depression has to be ________
horizontal
This is the name of our activities director
Mr. Courtright?
This is the name of the beginning point of a vector
Initial Point
Does the parabola x2 = 12y open up or down?
up
Simplify √75
5√3?
This describes how often a periodic function repeats its pattern
The period
These are the 4 sports offered in the spring
track, soccer, tennis, and golf?
magnitude
What is "a" in this ellipse
x2/9 + y2/16 = 1
4
Simplify √(n2)
n
What is the sin 30 degrees
1/2
This is how many children Mrs. Higgins has
4
In polar coordinates, what does the r represent?
the number of rings out
Which axis do the branches cross in this hyperbola
x2/9 - y2/16 = 1
x-axis
Rationalize the denominator: 1/√2
√2/2
What is the tan pi/4 ?
1
This is the year the high school was built
(Choices are 1920, 1930, 1940, 1950, 1960, 1970, 1980)
1940?
If a point has rectangular coordinates (-3, 0), what is its direction angle?
180 degrees (pi radians)