triangle inequality

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

• Yes
• No
• I don't know.

Can the following side measures form a triangle?

3, 5, 5

• Yes

• No

Which set of numbers may represent the lengths of the sides of a triangle?

• {2,5,9}
• {6,6,7}
• {6,4,2}           
• {7,8,1}

What are Capybara's defense systems?

• Hissing loudly to scare away predators

• Run away with quick speeds

• Dive into the water to hide

• Fight with its large claws

The sum of the lengths of any two sides of a triangle is _____ than the third side

• less

• greater

• equal

Does the sides 8, 9, 10 make a triangle?

• yes

• no

How many toes does a 3 toed sloth have?

• 3

• 4

• 12

• 6

Does the sides 1, 1, 2 make a triangle?

• yes

• no

Does the sides 8, 7, 2 make a triangle?

• yes

• no

Does the sides 14, 3, 9 make a triangle?

• yes

• no