Triangle Sides, Angles, and Side Lengths

What kind of triangle is this

• equilateral

• isosceles

• scalene

Tags

CCSS.4.G.A.2

Does a triangle with these side lengths exist?
15, 12, 9

• Yes
• No
• I don't know.

Tags

CCSS.7.G.A.2

Can the sides of a triangle have lengths 3, 4, and 9?

• Yes
• No

Tags

CCSS.7.G.A.2

Can the sides of a triangle have lengths 4, 11, and 13?

• Yes
• No

Tags

CCSS.7.G.A.2

What is a possible third side to a triangle with side lengths of 13 and 4?

• 9
• 12
• 8
• 5

Tags

CCSS.7.G.A.2

What is a possible third side to a triangle with side lengths of 5 and 5?

• 9
• 10
• 11
• 12

Tags

CCSS.7.G.A.2

Which of the following would NOT work to make a triangle with the two side lengths of 2 and 6?

• 6
• 7
• 5
• 4

Tags

CCSS.7.G.A.2

What kind of triangle is this?

• equilateral

• isosceles

• scalene

Tags

CCSS.4.G.A.2

What kind of triangle is this?

• equilateral

• isosceles

• scalene

Tags

CCSS.4.G.A.2

Classify by its angles.

• acute
• equiangular
• right
• obtuse

Tags

CCSS.4.G.A.2