Perimeter

Find the perimeters:

  1. What is the perimeter of equilateral triangle ABC with a side of 3?
  2. What is the perimeter of a triangle with sides length 2, 5, and 7?
  3. What is the perimeter of a square with side 2?
  4. What is the perimeter of a rectangle with length of 7 and width of 9?
  5. What is the perimeter of an equilateral triangle with side length 10?
  6. What is the perimeter of a rectangle with length 4 and width 1?
  7. What is the perimeter of a rectangle with lengh 2 and width 8?
  8. What is the perimeter of a square with side length 9?
  9. What is the perimeter of an isoceles triangle with side length 10 and base length 7?
  10. What is the perimeter of triangle DEF if DE=3, EF=4, and FD=5?

Answer Key: