Unit 5 Flashcard Review

Front

What is the Pythagorean theorem?

Back

Front

What is the definition of a triangle?

Back

A triangle is a polygon with three edges and three vertices. The sum of the interior angles of a triangle is always 180 degrees.

Front

What are the conditions for three lengths to form a triangle?

Back

The sum of the lengths of any two sides must be greater than the length of the third side. This is known as the triangle inequality theorem.

Front

Calculate the length of the diagonal of a rectangle with width 90 m and length 120 m.

Back

Front

What is the longest side of a triangle?

Back

The longest side of a triangle is always opposite the largest angle.

Front

What is a right triangle?

Back

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

Front

What is the formula for the area of a rectangle?

Back

Front

What is the definition of a polygon?

Back

A polygon is a closed figure formed by a finite number of straight line segments connected end to end.

Front

What is the relationship between the sides of a right triangle?

Back

In a right triangle, the side opposite the right angle is the hypotenuse, and it is the longest side.

Front

What is the definition of a rectangle?

Back

A rectangle is a quadrilateral with four right angles.