A conditional that switches the hypothesis and the conclusion.
What is a converse?
100
A line that intersects two coplanar lines at two distinct points.
What is a transversal?
100
Polygons that have congruent corresponding parts (their matching sides and angles).
What are congruent polygons?
100
A quadrilateral with both pairs of opposite sides parallel.
What is a parallelogram?
200
A flat surface that has no thickness.
What is a plane?
200
Daily Double:
The law that allows you to state a conclusion from two true conditional statements when the conclusion of one statement is the hypothesis of the other statement.
What is the Law of Syllogism?
200
All angles congruent.
What is equiangular?
200
The congruent sides of an isosceles triangle.
What are legs?
200
A parallelogram with four congruent sides.
What is a rhombus?
300
The part of a line consisting of two endpoints and all points between them.
What is a segment?
300
Two angles whose sides form two pairs of opposite rays.
What are vertical angles?
300
The two nonadjacent interior angles.
What are remote interior angles?
300
The side of an isosceles triangle that is not a leg.
What is the base?
300
A parallelogram with four right angles.
What is a rectangle?
400
Two segments with the same length.
What are congruent segments?
400
Two angles whose measures have the sum of 180 degrees.
What are supplementary angles?
400
A closed plane figure with at least three sides that are segments. The sides intersect only at their endpoints, and no adjacent sides are collinear.
What is a polygon?
400
The point formed by the two congruent sides of an isosceles triangle.
What is the vertex angle?
400
Daily Double:
A parallelogram with four congruent sides and four right angles.
What is a square?
500
Two lines that intersect to form right angles.
What are perpendicular lines?
500
A proof written as sentences in a paragraph.
What is a paragraph proof?
500
A polygon that has no diagnol with points outside the polygon.
What is a convex polygon?
500
In a right triangle, the side opposite the right angle, which is also the longest side.
What is the hypotenuse?
500
A quadrilateral with exactly one pair of parallel sides.