Interior Angles of a Triangle and Transformations

Front

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

Back

180 degrees

Front

If one angle of a triangle is 90 degrees, what type of triangle is it?

Back

Right triangle

Front

What is the formula to find the missing angle in a triangle?

Back

180 - (angle1 + angle2)

Front

If two angles of a triangle are equal, what type of triangle is it?

Back

Isosceles triangle

Front

What is the measure of each angle in an equilateral triangle?

Back

60 degrees

Front

If the angles of a triangle are 30, 60, and x degrees, what is x?

Back

90 degrees

Front

What is a transformation in geometry?

Back

A change in position, size, or shape of a figure.

Front

What are the three types of transformations?

Back

Translation, rotation, and reflection.

Front

What happens to the angles of a triangle when it is transformed?

Back

The angles remain the same.

Front

If a triangle is rotated 90 degrees, what happens to its angles?

Back

The angles remain unchanged.