Theorems & Symbols
Angles
Line Segments + Angles?
Midpoint & Distance
Surprise
Precalulus Vocab
100
What is the symbol that describes a triangle?
Δ
100
Angles that are opposite and equal (formed by two intersecting lines).
Vertical Angles
100
A line perpendicular to line y = 7x - 9 has what slope?
- 1/7
100
What is the midpoint formula?
100
What is the symbol that describes an angle?
∠
100
The best complete name for
x^2+y^2=1
Unit Circle
200
What is the symbol that describes a line segment (or a side)?
__
BC
200
ΔABC is an isosceles triangle. Line segment AB = Line segment AC. If angle B is 75 degrees, what is angle A?
30 degrees
200
This is the equation of a line with a slope of 5 and y-intercept of -5.
y = 5x -5
200
What is the distance formula?
200
(Triangle FGH) If Line Segments FG = HG, then ∠H = ∠F
What theorem does this statement show?
Isosceles Triangle Theorem
200
2pi
of these are 360°
what is Radian
300
Theorem which states that the sum of the measures of the angles of triangle = this many degrees.
What is 180?
300
Three right angles.
What is 270°
300
In ∆LPQ, this side is opposite
angle P.
what is side LQ
300
Find Midpoint of (-4,4), (5,-1)
(0.5, 1.5)
300
Angles that are adjacent and add to 180 degrees
Supplementary Angles or Linear Pair
300
The single "turning point" of a quadratic graph.
What is a vertex.
400
A Theorem states the measure of an exterior angle of a triangle is equal to the sum of the measures of the two remote interior angles. This is one of the remote angles if the other is 50° and the exterior is 110°.
What is 60°
400
Two angles form a linear pair. One is 70° and the other is (9x + 20)°. What is x?
x = 10
400
In ∆AMJ, this angle is opposite side AM.
angle J
400
Find distance of (-2,3) and (-7,7).
6.403...
400
The Eagles beat this team last weekend.
Who are the Rams (Los Angeles)
400
The graph of a quadratic function.
Parabola.
500
(∆XYZ) If ∠X = ∠Y, then Line Segment YZ = XZ.
What theorem does this statement show?
Isosceles Triangle Theorem
500
∆DEF has angle D = 2x, angle E = 6x - 30 and angle F = x + 30. What kind of triangle is ∆DEF?
Right
500
In ∆TYQ, TY > YQ. Which angle is larger:
angle Q or angle T?
angle Q
500
Find distance of (6,4) and (-5,-1).
12.083..
500
The Eagles face this team on Sunday.
Who are the Commanders (Washington, DC)
500
Mr. Eisner's first name.
What is Scott.