Triangle Inequality Theorem

Front

What is the Triangle Inequality Theorem?

Back

The Triangle Inequality Theorem states that for any triangle, the sum of the lengths of any two sides must be greater than the length of the third side.

Front

If two sides of a triangle are 10 and 7, what is the range of possible lengths for the third side?

Back

Front

Can the lengths 18, 7, and 10 form a triangle?

Back

Tags

CCSS.7.G.A.2

Front

Can the lengths 11, 1, and 12 form a triangle?

Back

Tags

CCSS.7.G.A.2

Front

In triangle ABC, if AB = 10 inches and BC = 17 inches, what could be the length of side AC?

Back

The length of side AC could be 16 inches.

Front

Can the lengths 10, 18, and 12 form a triangle?

Back

Tags

CCSS.7.G.A.2

Front

What is the minimum length of the third side if the other two sides are 10 and 7?

Back

Front

What is the maximum length of the third side if the other two sides are 10 and 7?

Back

Front

If the sides of a triangle are 5, 5, and 10, can they form a triangle?

Back

Tags

CCSS.7.G.A.2

Front

What is the relationship between the sides of a triangle?

Back

The sum of the lengths of any two sides must be greater than the length of the third side.