What is the formula for calculating the perimeter of a rectangle?
Area and Perimeter

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•
Mathematics
•
6th - 8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Perimeter = 2 × (length + width)
2.
FLASHCARD QUESTION
Front
What is the formula for calculating the area of a rectangle?
Back
Area = length × width
3.
FLASHCARD QUESTION
Front
What is the formula for calculating the area of a triangle?
Back
Area = 1/2 × base × height
4.
FLASHCARD QUESTION
Front
What is the perimeter of a square with a side length of 5 cm?
Back
20 cm (Perimeter = 4 × side length)
5.
FLASHCARD QUESTION
Front
What is the area of a square with a side length of 4 cm?
Back
16 cm² (Area = side length × side length)
6.
FLASHCARD QUESTION
Front
If a rectangle has a length of 8 cm and a width of 3 cm, what is its perimeter?
Back
22 cm (Perimeter = 2 × (8 + 3))
7.
FLASHCARD QUESTION
Front
If a rectangle has a length of 10 in and a width of 5 in, what is its area?
Back
50 in² (Area = 10 × 5)
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