What are the 5 ways to classify triangles congruent?
100
How do you find the circumcenter?
Segment bisector of each side
100
What is the equation to find the sum of interior angle measures of a convex polygon?
What is (n-2)180?
100
What are the properties of a parallelogram (hint: 4)?
What are:
Opposite sides congruent
Opposite angles congruent
Consecutive angles are supplementary
Diagonals bisect each other
200
Evaluate the following expression for x=12 and y=8.5
(8y+5)(2x+7)
What is 2,263
200
Corresponding Parts of Congruent Triangles are Congruent
What does CPCTC stand for?
200
What is a segment that connects a vertex of a triangle with the midpoint of the opposite side?
What is the Median?
200
How do you find the sum of the interior angles of a polygon?
What is (n-2)180/ number of sides?
200
True of False: if the opposite sides are congruent and parallel, the shape is a parallelogram?
What is True
300
When a point is the same distance from 2 or more points.
What is equidistant?
300
In a 45, 45, 90 triangle, when the side lengths are 5 what is the hypotenuse?
5 square root of 2
300
What does AC equal?
4
300
Which polygon is concave and which is convex?
Polygon A is concave and Polygon B is convex
300
Show that JKLM is a parallelogram when a=3 and b=9
Opposite sides are congruent
400
LM=LM
What is Reflexive
400
How do you find the middle side of a 30, 60, 90 triangle and what would the middle side equal if the smallest side is x?
The hypotenuse/the smallest side
The answer= x sqrt 3
400
Write an equation for the perpendicular bisector of the segment with endpoints A(-1,6) B(3,4)
y=2x+3
400
Find the angle measure of each interior angle for a decagon?
144
400
A 12 sided polygon
What is a Dodecagon
500
Give three Pythagorean triples.
(Check and see if their answer works) Examples: 3,4,5;
8,15,17; 7,24,25
500
Write True or False for the following questions:
1. A midsegment is 1/3(length of 3rd side)
2. Orthocenter is point of concurrency of the 3 altitudes of a triangle.
3. If a triangle is equilateral, then it is equiangular.
4. A trapezoid is a quadrilateral with exactly two pairs of parallel sides.
1. False: midsegment is 1/2(length of 3rd side)
2. True
3.True
4. False: One pair of parallel sides
500
Find PR
19.8
500
Find the number of degrees of each interior angle of a regular pentagon.
each angle=108 degrees
500
The Conditions for Parallelograms
What is:
Both pairs of sides are parallel
One pair of opposite sides parallel and congruent
Both pairs of opposite sides congruent
Both pairs of opposite angles congruent
One angle is supplementary to both of its consecutive angles
The diagonals bisect each other