10.3 - Angle Sum in Triangles and Quadrilaterals

Front

In a triangle, how many total degrees are there?

Back

180 degrees

Front

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

Back

360 degrees

Front

Find the missing angle if two angles are 45º and 75º.

Back

60º

Front

What is the formula to find the sum of the interior angles of a polygon?

Back

(n-2) × 180°, where n is the number of sides.

Front

Find the missing angle if one angle is 90º and another is 30º.

Back

60º

Front

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

Back

60 degrees

Front

If one angle of a triangle is 50º and another is 60º, what is the third angle?

Back

70º

Front

What is the relationship between the angles in a triangle?

Back

The sum of the angles in a triangle is always 180 degrees.

Front

Find the missing angle if the angles are 120º and 30º in a triangle.

Back

30º

Front

What is the measure of each angle in a square?

Back

90 degrees