What is the formula for calculating the perimeter of a triangle?
Perimeter

Flashcard
•
Mathematics
•
3rd Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The perimeter of a triangle is calculated by adding the lengths of all three sides: P = a + b + c.
2.
FLASHCARD QUESTION
Front
How do you calculate the perimeter of a rectangle?
Back
The perimeter of a rectangle is calculated using the formula: P = 2(length + width).
3.
FLASHCARD QUESTION
Front
What is the perimeter of a square with a side length of 5cm?
Back
The perimeter of a square is calculated as P = 4 * side length. For a side length of 5cm, P = 4 * 5 = 20cm.
4.
FLASHCARD QUESTION
Front
What is the perimeter of an equilateral triangle with each side measuring 12cm?
Back
The perimeter is calculated as P = 3 * side length. For a side length of 12cm, P = 3 * 12 = 36cm.
5.
FLASHCARD QUESTION
Front
How do you find the perimeter of a trapezoid?
Back
The perimeter of a trapezoid is found by adding the lengths of all four sides: P = a + b + c + d.
6.
FLASHCARD QUESTION
Front
What is the perimeter of a rectangular swimming pool with a length of 20m and a width of 7m?
Back
Using the formula P = 2(length + width), the perimeter is P = 2(20 + 7) = 54m.
7.
FLASHCARD QUESTION
Front
What is the perimeter of a rectangular picture frame with a length of 18in and a width of 4in?
Back
Using the formula P = 2(length + width), the perimeter is P = 2(18 + 4) = 44in.
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