What is the perimeter of a triangle with sides measuring 3 cm, 4 cm, and 5 cm?

Practice Questions

Q1
What is the perimeter of a triangle with sides measuring 3 cm, 4 cm, and 5 cm?
  1. 10 cm
  2. 12 cm
  3. 14 cm
  4. 15 cm

Questions & Step-by-Step Solutions

What is the perimeter of a triangle with sides measuring 3 cm, 4 cm, and 5 cm?
  • Step 1: Identify the lengths of the sides of the triangle. They are 3 cm, 4 cm, and 5 cm.
  • Step 2: Write down the formula for the perimeter of a triangle, which is the sum of all its sides.
  • Step 3: Substitute the side lengths into the formula: Perimeter = 3 cm + 4 cm + 5 cm.
  • Step 4: Add the numbers together: 3 + 4 = 7, then 7 + 5 = 12.
  • Step 5: State the final result: The perimeter of the triangle is 12 cm.
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