Polygon Sum Conjecture
Kite Properties
Trapezoid Properties
Properties of Midsegments
Properties of Parallelograms
Properties of Special Parallelograms
100
Quadrilateral Sum Conjecture
What is "The sum of the measures of the four angles of any quadrilateral is 360 degrees"
100
Kite Angle Conjecture
What is "The nonvertex angles of a kite are congruent"
100
Trapezoid Consecutive Angles Conjecture
What is "The consecutive angles between the bases of a trapezoid are supplementary"
100
Three Midsegments Conjecture
What is "The three midsegments of a triangle divide it into four congruent triangles"
100
Parallelogram Opposite Angles Conjecture
What is "The opposite angles of a parallelogram are congruent"
100
Rhombus Diagonals Conjecture
What is "The Diagonals of a rhombus are perpendicular and they bisect each other"
200
Pentagon Sum Conjecture
What is "The sum of the measures of the five angles of any pentagon is 540 degrees"
200
Kite Diagonals Conjecture
What is "The diagonals of a kite are perpendicular"
200
Isosceles Trapezoid Conjecture
What is "The base angles of an isosceles trapezoid are congruent"
200
Triangle Midsegment Conjecture
What is "A midsegment of a triangle is parallel to the third side and half the length of the third side"
200
Parallelogram Consecutive Angles Conjecture
What is "The consecutive angles of a parallelogram are supplementary"
200
Rhombus Angles Conjecture
What is "The diagonals of a rhombus bisect the angles of the rhombus"
300
Polygon Sum Conjecture
What is "The sum of the measures of the n interior angles of an n-gon is 180(n-2)"
300
Kite Diagonal Bisector Conjecture
What is "The diagonal connecting the vertex angle of a kite is the perpendicular bisector of the other diagonal"
300
Isosceles Trapezoid Diagonals Conjecture
What is "The diagonals of an isosceles trapezoid are congruent"
300
Trapezoid Midsegment Conjecture
What is "The midsegment of a trapezoid is parallel to the bases and is equal in length to the average of the lengths of the bases."
300
Parallelogram opposite sides conjecture
What is "The opposite sides of a parallelogram are congruent"
300
Rectangle Diagonals Conjecture
What is "The diagonals of a rectangle are congruent and bisect each other"
400
What is "120 degrees"
400
Kite angle bisector conjecture
What is "The vertex angles of a kite are bisected by a diagonal"
400
Find the missing angle
What is "76 degrees"
400
Find y
What is "18"
400
Parallelogram Diagonals Conjecture
What is "The diagonals of a parallelogram bisect each other"
400
Square Diagonals Conjecture
What is "The diagonals of a square are congruent perpendicular and bisect each other"
500
Find the missing angle
what is "120 degrees"
500
Find x and y
What is "102.5 degrees"
500
The following trapezoid is isosceles. Find the missing angle.
What is "72 degrees"
500
Find x.
What is "28"
500
Find X, Y, and Z
what is "X=35 degrees, Y=145 degrees, and Z=35 degrees"
500
Double-Edged Straightedge Conjecture
What is "If two parallel lines are intersected by a second pair of parallel lines that are the same distance apart as the first pair, then the parallelogram formed is a rhombus"