Area of rectangles
Flashcard
•
Mathematics
•
3rd Grade
•
Hard
+1
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the formula for calculating the area of a rectangle?
Back
The area of a rectangle is calculated using the formula: Area = length × width.
Tags
CCSS.3.MD.C.7B
CCSS.4.MD.A.3
2.
FLASHCARD QUESTION
Front
If a rectangle has a length of 5 cm and a width of 3 cm, what is its area?
Back
The area is 15 square centimeters (5 cm × 3 cm = 15 sq cm).
Tags
CCSS.3.MD.C.7B
CCSS.4.MD.A.3
3.
FLASHCARD QUESTION
Front
What units are used to measure area?
Back
Area is typically measured in square units, such as square centimeters (sq cm), square inches (sq in), or square meters (sq m).
Tags
CCSS.3.MD.C.5A
4.
FLASHCARD QUESTION
Front
How do you find the area of a rectangle when given the side lengths?
Back
Multiply the length by the width to find the area.
Tags
CCSS.3.MD.C.7B
CCSS.4.MD.A.3
5.
FLASHCARD QUESTION
Front
What is the area of a rectangle with a length of 10 inches and a width of 4 inches?
Back
The area is 40 square inches (10 in × 4 in = 40 sq in).
Tags
CCSS.3.MD.C.7B
CCSS.4.MD.A.3
6.
FLASHCARD QUESTION
Front
If the area of a rectangle is 24 square feet and the width is 6 feet, what is the length?
Back
The length is 4 feet (Area = length × width; 24 sq ft = length × 6 ft; length = 24 sq ft / 6 ft = 4 ft).
Tags
CCSS.3.MD.C.7B
CCSS.4.MD.A.3
7.
FLASHCARD QUESTION
Front
What is the relationship between the area of a rectangle and its dimensions?
Back
The area of a rectangle is directly proportional to both its length and width; increasing either dimension increases the area.
Tags
CCSS.3.MD.C.7B
CCSS.4.MD.A.3
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