Geometric Foundations
What is an angle?
A figure formed by two rays or lines that share a common endpoint.
What is the measure of a right triangle?
A right triangle measures 90 degrees
A triangle with three equal sides is:
An equilateral triangle
What is a rectangle?
A quadrilateral with four right angles.
What is a chord?
A line segment that connects two points on a circle.
What is a line?
A straight, one-dimensional figure that extends without end in both directions, made by two connecting points.
What are supplementary angles?
Supplementary angles are two angles whose measures add up to 180 degrees.
What is an isosceles triangle?
A triangle with two equal sides.
What is a rhombus?
A rhombus is a parallelogram with four equal sides.
The distance across a circle through its center:
The Diameter
What is a plane?
A flat two-dimensional surface that extends without end and has no weakness, like a flat sheet.
What is a midpoint?
The point that divides a line segments into two equal parts.
What is the sum of the interior angles of any triangle?
180 degrees
A quadrilateral with exactly one pair of parallel sides is?
A trapezoid
What is the radius?
The distance from the center of any circle to any clear point on the circle.
What is a point?
A fundamental geometric element that represents a specific location on a plane or in a coordinate system.
What is zero?
The slope of a horizontal line.
What formula is this a2+b2=c2?
The pythagorean theorem
What is a parallelogram?
A parallelogram is a quadrilateral with two pairs of parallel sides.
What is pi?
Pi is the ratio of a circle's circumference to its diameter.
What is a postulate?
A postulate is are statement that is accepted as true without being proven.
What are perpendicular lines?
Two lines that intersects to form right angles.
A line segment from a vertex to the midpoint of the opposite side of a triangle is:
A median
What is a square?
A square is a quadrilateral with four equal sides and four right angles.
The distance around a circle is:
the circumference