Triangle Day 1

Front

Does a triangle with these side lengths exist? 15, 12, 9

Back

Yes, a triangle can be formed with these side lengths.

Front

In a triangle, how many total degrees are there?

Back

180 degrees

Front

Find the measure of the indicated angle: 45 degrees

Back

The measure of the indicated angle is 45 degrees.

Front

Do the following side lengths form a triangle? 2 inches, 2 inches, 4 inches

Back

No, these side lengths do not form a triangle.

Front

Find the measure of the missing angle: 50 degrees

Back

The measure of the missing angle is 50 degrees.

Front

What is the Triangle Inequality Theorem?

Back

The sum of the lengths of any two sides of a triangle must be greater than the length of the third side.

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.

Front

What is an equilateral triangle?

Back

An equilateral triangle is a triangle in which all three sides are of equal length.

Front

What is an isosceles triangle?

Back

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

Front

What is a scalene triangle?

Back

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