Definitions
Angles
Triangles
Special Triangles
Quadrilaterals
100
How many points are in a line?
What is infinitely many
100
An angle whose degree measure is greater than 90◦ is called what?
What is an obtuse angle
100
The measures of two angles in a triangle are 30◦ and 50◦. What is the measure of the third angle?
What is 100 degrees
100
What is the measurement of an angle in an equilateral triangle?
What is 60 degrees
100
True or false: Every parallelogram is a trapezoid.
What is True
200
A collection of points that extends infinitely many in only one direction is called what?
What is a ray
200
The sum of the measures of two supplementary angles is what?
What is 180 degrees
200
If two sides of a triangle have lengths of 5 and 8, what are the possible values for the third side of the triangle?
What is 3 < x < 13
200
If one of the legs of a right triangle has length 6 and the hypotenuse has length 10, what is the length of the other leg?
What is 8
200
Name one property of a rhombus that does not hold for a parallelogram.
What is All four sides are equal; the diagonals are perpendicular to each other; the diagonals bisect the vertex angles.
300
A complete revolution is how many degrees?
What is 360 degrees
300
If angle A and angle B are complementary and the measure of angle A is 30 degrees, what is the measure of angle B?
What is 60 degrees
300
In the diagram on the whiteboard, which is larger, x or y?
What is x
300
One of the angles of a right triangle is 30◦. If the side opposite the 30◦ angle has length 4, what is the length of the hypotenuse?
What is 8
300
A regular quadrilateral is called what?
What is square
400
What point is the vertex of angle ABC?
What is B
400
True or False: Vertical Angles are Supplementary
What is False
400
In the figure on the whiteboard, if a = 50 and b = 70, what is d?
What is 120 degrees
400
In the figure on the whiteboard, DB ⊥ AC, EC ⊥ AC, AB = 4, AC = 8, and DB = 3. What is the length of EC?
What is 6
400
What is the formula for the area of a trapezoid?
What is ((s1+s2)/2)x h
500
Perpendicular lines form what kind of angles?
What is right/90 degree angles
500
Two parallel lines are cut by a transversal, as drawn on the whiteboard. If the measure of angle A is 50◦, what is the measure of angle B?
What is 130 degrees
500
In the figure on the whiteboard, what is the c in terms of a and b?
What is c=360 − 2a − 3b
500
In ∆ABC on the whiteboard, BC is twice the length of AB. What is the value of j?
What is 120
500
If a square has a side length of x, what is the length of the diagonal of the square?
What is x√2
M
e
n
u