Lessons 46-50
One of the two congruent parallel faces of the prism.
What is the base of a prism.
An angle whose vertex is on a circle and whose sides contain chords of the circle.
What is an inscribed angle.
A statement indicating that two polygons are similar by listing their vertices in order of correspondence.
What is a similarity statement.
A comparison of two values by division.
What is a ratio.
The slope of one perpendicular line is the _____ of the other's.
What is the opposite reciprocal.
A closed 3D figure formed by four or more polygons that intersect only at their edges.
What is a polyhedron.
The arc formed by an inscribed angle.
What is an intercepted arc.
The length of the perpendicular segment from the point to the line.
What is the distance from a point to a line.
Figures that have the same shape but not necessarily the same size.
What is similar.
The point of concurrency of the three perpendicular bisectors of a triangle.
What is the circumcenter of a triangle.
A 3D figure with a circular base and a curved lateral surface that comes to a point.
What is a cone.
The process of reasoning that begins with a true hypothesis and builds a logical argument to show that a conclusion is true.
What is direct reasoning.
A segment whose endpoints lie on a circle.
What is a chord.
Two polygons whose corresponding angles are congruent and whose corresponding side lengths are proportional.
What are similar polygons.
A circle that contains all the vertices of a polygon.
What is a circumscribed circle.
A polyhedron formed by two parallel congruent polygonal bases connected by lateral faces that are parallelograms.
What is a prism.
A proof in which the statement to be proved is assumed to be false and a contradiction is shown.
What is an indirect proof.
The point where the tangent and a circle intersect.
What is the point of tangency.
The ratio of the lengths of the corresponding sides of two similar polygons.
What is the similarity ratio.
The point of concurrency of the three angle bisectors of a triangle.
What is the incenter of a triangle.
A 3D figure with two parallel congruent circular bases and a curved lateral surface that connects the bases.
What is a cylinder.
Another way of saying 'indirect proof."
What is proof by contradiction.
A line that intersects a circle at two points.
What is the secant of a circle.
The product of the means and the product of the extremes.
What are cross products.
A polygon in which every vertex of the polygon lies on the circle.
What is an inscribed polygon.