Triangle review

Front

Triangle that has two congruent sides

Back

Isosceles Triangle

Front

Triangle that has one right angle

Back

Right Triangle

Front

Triangle that has all sides of different lengths

Back

Scalene Triangle

Front

Triangle that has one angle greater than 90 degrees

Back

Obtuse Triangle

Front

If ∆ABC≅∆XYZ, which is true?

Back

AB≅XY

Front

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

Back

180°

Front

What is the Pythagorean theorem?

Back

In a right triangle, a² + b² = c², where c is the hypotenuse.

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 * base * height

Front

What is the definition of congruent triangles?

Back

Triangles that are identical in shape and size.

Front

What is the definition of similar triangles?

Back

Triangles that have the same shape but not necessarily the same size.