Unit 9 Flashcard Review

Front

What type of angle is formed by the legs of a right triangle?

Back

Right angle

Front

What is the length of the missing side if the options are 17 cm, 22 cm, 15 cm, and 13 cm?

Back

13 cm

Front

Do three squares with side lengths of 6, 12, and 13 form a right triangle?

Back

No

Front

What is the Pythagorean Theorem formula?

Back

a² + b² = c²

Front

What is the simplified form of √169?

Back

13

Front

What is an acute angle?

Back

An angle less than 90 degrees.

Front

What is an obtuse angle?

Back

An angle greater than 90 degrees but less than 180 degrees.

Front

What is a reflex angle?

Back

An angle greater than 180 degrees but less than 360 degrees.

Front

What is the relationship between the sides of a right triangle according to the Pythagorean Theorem?

Back

The square of the length of the hypotenuse is equal to the sum of the squares of the lengths of the other two sides.

Front

If a triangle has sides of lengths 5, 12, and 13, does it form a right triangle?

Back

Yes