What is the formula for the area of a rectangle?

The formula for the area of a rectangle is $$A = b \cdot h$$ .

What is the formula for the area of a square?

The formula for the area of a square is $$A = s^2$$ .

What is the formula for the area of a triangle?

The formula for the area of a triangle is $$A = \frac{1}{2} b \cdot h$$ .

If a rectangle has an area of 24 ft² and a width of 4 ft, what is its length?

Using the formula $$A = b \cdot h$$ , the length is $$l = \frac{A}{b} = \frac{24}{4} = 6 \text{ ft}$$ .

If a square has an area of 49 cm², what is the length of one side?

Using the formula $$A = s^2$$ , the side length is $$s = \sqrt{49} = 7 \text{ cm}$$ .

What is the area of a rectangle with a length of 10 m and a width of 2 m?

Using the formula $$A = b \cdot h$$ , the area is $$A = 10 \cdot 2 = 20 \text{ m}^2$$ .

What is the area of a triangle with a base of 10 cm and a height of 5 cm?

Using the formula $$A = \frac{1}{2} b \cdot h$$ , the area is $$A = \frac{1}{2} \cdot 10 \cdot 5 = 25 \text{ cm}^2$$ .

What is the area of a square with a side length of 8 m?

Using the formula $$A = s^2$$ , the area is $$A = 8^2 = 64 \text{ m}^2$$ .

Area of Rectangles, Squares & Triangles Flashcards

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the area of a rectangle?

Back

2.

FLASHCARD QUESTION

Front

What is the area of a square?

Back

3.

FLASHCARD QUESTION

Front

What is the area of a triangle?

Back

4.

FLASHCARD QUESTION

Front

What units are used to measure area?

Back

Area is typically measured in square units, such as square feet (ft²), square meters (m²), or square centimeters (cm²).

5.

FLASHCARD QUESTION

Front

How do you find the area of a rectangle with a length of 5 ft and a width of 3 ft?

Back

6.

FLASHCARD QUESTION

Front

If a square has a side length of 4 cm, what is its area?

Back

7.

FLASHCARD QUESTION

Front

What is the area of a triangle with a base of 6 m and a height of 4 m?

Back

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