Geometry Fall Final Review

Front

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

Back

180 degrees

Front

If a triangle has side lengths of 15, 12, and 9, does it exist?

Back

Yes, it satisfies the triangle inequality theorem.

Front

What is the formula to find the area of a triangle?

Back

Area = \frac{1}{2} \times base \times height

Front

What is the Pythagorean theorem?

Back

Front

What is the definition of congruent angles?

Back

Congruent angles are angles that have the same measure.

Front

What is the relationship between the angles in a linear pair?

Back

Angles in a linear pair are supplementary, meaning they add up to 180 degrees.

Front

What is the formula for the perimeter of a triangle?

Back

Perimeter = side1 + side2 + side3

Front

What is the definition of complementary angles?

Back

Complementary angles are two angles whose measures add up to 90 degrees.

Front

What is the formula for the area of a rectangle?

Back

Area = length \times width

Front

What is the definition of a right triangle?

Back

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