4th Grade Geometry Review Review

Front

What are perpendicular lines?

Back

Perpendicular lines are lines that intersect at a right angle (90 degrees).

Front

What is an acute angle?

Back

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

Front

Which shape does not have 2 sets of parallel lines?

Back

A trapezoid does not have 2 sets of parallel lines.

Front

What is a right triangle?

Back

A right triangle is a triangle that has one angle measuring 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 are parallel lines?

Back

Parallel lines are lines in a plane that never meet and are always the same distance apart.

Front

What is a rectangle?

Back

A rectangle is a quadrilateral with 4 right angles and opposite sides that are equal in length.

Front

What is a rhombus?

Back

A rhombus is a quadrilateral with all four sides of equal length and opposite angles that are equal.

Front

What is a square?

Back

A square is a quadrilateral with 4 equal sides and 4 right angles.

Front

What is a trapezoid?

Back

A trapezoid is a quadrilateral with at least one pair of parallel sides.