Chapter 4 Geometry Review

Front

What is a right angle?

Back

A right angle is an angle that measures exactly 90 degrees.

Front

What is an obtuse angle?

Back

An obtuse angle is an angle that measures more than 90 degrees but less than 180 degrees.

Front

What is an acute angle?

Back

An acute angle is an angle that measures less than 90 degrees.

Front

What are coordinates in a graph?

Back

Coordinates are a pair of numbers that define a point's position on a graph, written as (x, y).

Front

How do you identify angle notation?

Back

Angle notation is typically written using the symbol '∠' followed by the letters representing the angle's points, such as ∠XYZ.

Front

What is a triangle?

Back

A triangle is a polygon with three edges and three vertices.

Front

What is an obtuse triangle?

Back

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

Front

What is a right triangle?

Back

A right triangle is a triangle that has one angle measuring exactly 90 degrees.

Front

What is an acute triangle?

Back

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

Front

How do you find the coordinates of a point on a graph?

Back

To find the coordinates, look at the horizontal (x) and vertical (y) positions of the point.