Geometry Vocab

Front

The intersection of two planes is _____________.

Back

a line

Front

Two non-adjacent angles formed by intersecting lines are _____________.

Back

vertical

Front

The Exterior Angle Theorem states that the exterior angle of a triangle is equal to the ______ of the two ______________ angles.

Back

sum ; remote interior

Front

The ______ of a triangle is the segment that is perpendicular to the opposite side at the midpoint.

Back

perpendicular bisector

Front

A polygon whose sides are all tangent to a circle is a(n) _______ polygon.

Back

circumscribed

Front

A line segment that connects two non-adjacent vertices of a polygon is called a __________.

Back

diagonal

Front

The sum of the interior angles of a triangle is __________ degrees.

Back

180

Front

A triangle with all sides of different lengths is called a __________ triangle.

Back

scalene

Front

The point where the three medians of a triangle intersect is called the __________.

Back

centroid

Front

A triangle with at least two equal sides is called a __________ triangle.

Back

isosceles