Two-Dimensional Shapes

Front

What is a trapezoid?

Back

A trapezoid is a four-sided shape (quadrilateral) with at least one pair of parallel sides.

Front

What is a ray?

Back

A ray is a part of a line that starts at a point and extends infinitely in one direction.

Tags

CCSS.4.G.A.1

Front

What is a line of symmetry?

Back

A line of symmetry is a line that divides a shape into two identical parts that are mirror images of each other.

Tags

CCSS.4.G.A.3

Front

How many lines of symmetry does a square have?

Back

A square has 4 lines of symmetry.

Tags

CCSS.4.G.A.3

Front

What is an isosceles triangle?

Back

An isosceles triangle is a triangle that has at least two sides of equal length.

Tags

CCSS.4.G.A.2

Front

What is a right angle?

Back

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

Tags

CCSS.4.G.A.1

Front

What is a square?

Back

A square is a four-sided shape (quadrilateral) with all sides equal in length and all angles measuring 90 degrees.

Tags

CCSS.5.G.B.4

Front

What is a parallelogram?

Back

A parallelogram is a four-sided shape (quadrilateral) where opposite sides are parallel and equal in length.

Tags

CCSS.3.G.A.1

Front

What is a scalene triangle?

Back

A scalene triangle is a triangle where all three sides are of different lengths.

Tags

CCSS.4.G.A.2

Front

What is an obtuse angle?

Back

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

Tags

CCSS.4.G.A.1