Geometry Chapter 5 Review - copy no proofs

Front

What is a perpendicular bisector?

Back

A line that divides a segment into two equal parts at a 90-degree angle.

Front

What is another name for the Hinge Theorem?

Back

SAS Inequality.

Front

What is the second step of an indirect proof?

Back

Reason until you find a contradiction to a known fact.

Front

Write an inequality comparing ∠1 and ∠2 if ∠1 is greater than ∠2.

Back

∠1 > ∠2.

Front

When you draw the angle bisectors of a triangle, what point of concurrency is created?

Back

Incenter.

Front

What is an altitude in a triangle?

Back

A perpendicular segment from a vertex to the line containing the opposite side.

Front

What is the definition of a midsegment in a triangle?

Back

A segment that connects the midpoints of two sides of a triangle.

Front

What is the circumcenter of a triangle?

Back

The point where the perpendicular bisectors of the sides intersect.

Front

What is the centroid of a triangle?

Back

The point where the three medians of the triangle intersect.

Front

What is the definition of an angle bisector?

Back

A ray that divides an angle into two equal angles.