7D: Triangle Inequality Theorem

Last updated over 2 years ago
3 questions
1

Would these 3 side lengths be able to create a triangle? 7B🌶️

  • 4 inches, 7 inches, 10 inches
  • 15 inches, 5 inches, 20 inches
  • 3 inches, 4 inches, 4 inches
  • 11 inches, 20 inches, 5 inches
  • Yes
  • No
1
Two sides of a triangle are 8 inches and 12 inches. What is the range of possible measurements for the third side?

The third side must be greater than _______ inches and less than _______ inches. 7B🌶️🌶️
1

An isosceles triangle has two side lengths that are 5 inches and 10 inches. How many inches are in its perimeter? 7B🌶️🌶️🌶️