Geometry CP2 - Midterm Vocabulary

Front

Several points that lie on the same line

Back

Collinear points are points that lie on the same straight line.

Front

A triangle with all acute angles

Back

An acute triangle is a triangle where all three angles are less than 90 degrees.

Front

A triangle that has three congruent sides

Back

An equilateral triangle is a triangle with all three sides of equal length.

Front

A triangle whose sides are all different lengths

Back

A scalene triangle is a triangle where all sides have different lengths.

Front

Two objects are identical copies of each other

Back

Congruent figures are figures that have the same shape and size.

Front

A triangle with one angle greater than 90 degrees

Back

An obtuse triangle is a triangle that has one angle greater than 90 degrees.

Front

A triangle with two sides of equal length

Back

An isosceles triangle is a triangle that has at least two sides of equal length.

Front

The sum of the interior angles of a triangle

Back

The sum of the interior angles of any triangle is always 180 degrees.

Front

A line segment that connects two points on a circle

Back

A chord is a line segment whose endpoints both lie on the circle.

Front

A line that touches a circle at exactly one point

Back

A tangent is a line that touches a circle at exactly one point.