Geometry Chapter 4 vocabulary test review

A triangle that has all angles less than 90°.

• Acute Triangle

• Right Triangle

• Obtuse Triangle

• Equiangular Triangle

Two geometric figures that have exactly the same size and shape.

• Infinite

• Interior Angles

• Congruent Figures

• Hypotenuse

A triangle that has a right angle.

• Acute Triangle

• Right Triangle

• Obtuse Triangle

• Equiangular Triangle

The angle between any side of a shape, and a line extended from the next side.

• Altitude

• Right Angle

• Interior Angle

• Exterior Angle

The result of a transformation.

• Pre-Image

• Image

• Corresponding Parts

• Base Angle

Either of the sides in a right triangle opposite an acute angle.

• Median

• Hypotenuse

• Legs of Triangle

• Median

A 3-sided polygon.

• Triangle

• Quadrilateral

• Pentagon

• Hexagon

The two angles that are adjacent to the base of an isosceles triangle.

• Vertex Angle

• Base Angle

• Exterior Angle

• Right Angle

A triangle with all angles equal.

• Obtuse

• Right

• Equilateral

• Equilangular

A transformation in which a plane figure turns around a fixed center point.

• Translation

• Reflection

• Rotation

• Dilation