Classifying Quadrilaterals and Triangles

Front

What is a scalene obtuse triangle?

Back

A triangle with one angle greater than 90 degrees and no sides of equal length.

Tags

CCSS.4.G.A.2

Front

What are the characteristics of a quadrilateral?

Back

A quadrilateral is a polygon with four sides, four vertices, and four angles.

Tags

CCSS.2.G.A.1

Front

What defines an isosceles triangle?

Back

An isosceles triangle has at least two sides of equal length and two equal angles.

Front

What is a right triangle?

Back

A triangle that has one angle measuring exactly 90 degrees.

Tags

CCSS.4.G.A.2

Front

What is the sum of the interior angles of a triangle?

Back

The sum of the interior angles of a triangle is always 180 degrees.

Tags

CCSS.8.G.A.5

Front

What is a parallelogram?

Back

A quadrilateral with two pairs of parallel sides.

Tags

CCSS.2.G.A.1

Front

What is the difference between a rectangle and a square?

Back

A rectangle has opposite sides equal and all angles right, while a square has all sides equal and all angles right.

Tags

CCSS.5.G.B.4

Front

What is a trapezoid?

Back

A quadrilateral with at least one pair of parallel sides.

Front

What is an acute triangle?

Back

A triangle where all three angles are less than 90 degrees.

Tags

CCSS.4.G.A.2

Front

What is a rhombus?

Back

A quadrilateral with all four sides of equal length and opposite angles equal.

Tags

CCSS.3.G.A.1