Right Triangle or Not?

Front

Is this triangle a right triangle?

Back

Yes, a right triangle has one angle that measures 90 degrees.

Tags

CCSS.4.G.A.2

Front

If three sides of a right triangle are 9, 40, and 41, which side is the hypotenuse?

Back

The hypotenuse is the longest side, which is 41.

Tags

CCSS.HSG.CO.C.10

Front

What is the longest side of a right triangle called?

Back

The longest side is called the hypotenuse.

Front

Given the 3 lengths of a triangle are 6 in, 8 in and 10 in. Will this make a right triangle?

Back

Yes, this is a right triangle because 6² + 8² = 10².

Tags

CCSS.8.G.B.8

Front

What is the formula for Pythagorean theorem?

Back

The formula is a² + b² = c², where c is the hypotenuse.

Tags

CCSS.8.G.B.8

Front

What is a right triangle?

Back

A right triangle is a triangle that has one angle equal to 90 degrees.

Front

How can you determine if a triangle is a right triangle using side lengths?

Back

Use the Pythagorean theorem: if a² + b² = c², then it is a right triangle.

Tags

CCSS.8.G.B.8

Front

What are the legs of a right triangle?

Back

The legs are the two shorter sides that form the right angle.

Front

What is the relationship between the sides of a right triangle?

Back

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

Tags

CCSS.8.G.B.8

Front

Can a triangle with sides 5, 12, and 13 be a right triangle?

Back

Yes, because 5² + 12² = 13².

Tags

CCSS.8.G.B.8