1.### How many square feet are in an acre?

Answer:
43,560

Explanation:

An acre is a unit of area commonly used in the United States and other countries to measure large plots of land. It is equivalent to 43,560 square feet. This conversion comes from the historical practice of defining an acre as the area of land that can be plowed in one day with a yoke of oxen, which is roughly 43,560 square feet. This standardization helps in real estate, agriculture, and land management to accurately measure and value large areas of land.

2.### What is the area of a square with each side measuring 10 feet?

Answer:
100 sq ft

Explanation:

The area of a square is calculated by squaring the length of one of its sides. Here, each side of the square is 10 feet long, so the area is 10 ft×10 ft=100 square feet. This calculation applies to squares where all sides are equal, making it straightforward to find the area by multiplying the length of one side by itself.

3.### How many square feet are in a square yard?

Answer:
9

Explanation:

A square yard is defined as an area that measures one yard (or 3 feet) on each side. Therefore, the area in square feet is calculated by multiplying the length and width in feet, yielding 3 ft×3 ft=9 square feet. This conversion is useful in various construction and landscaping contexts where measurements need to be converted between square yards and square feet for accurate planning and cost estimation.

4.### What is the area of a rectangle with length 12 feet and width 5 feet?

Answer:
60 sq ft

Explanation:

The area of a rectangle is calculated by multiplying its length by its width. Here, the length is 12 feet and the width is 5 feet, so the area is 12 ft×5 ft=60 square feet. This formula applies universally to rectangles, where the area is determined solely by the dimensions of its sides, making it essential for calculating floor space, carpeting needs, and material requirements in construction and interior design.

5.### How many square feet are in a 20 ft x 30 ft rectangular room?

Answer:
600 sq ft

Explanation:

To find the area of a rectangle, multiply its length by its width. In this case, the length is 30 feet and the width is 20 feet, so the area is 30 ft×20 ft=600 square feet. This calculation is fundamental for determining the amount of flooring, carpeting, or paint needed for a rectangular room, ensuring accurate project planning and cost estimation in construction and renovation projects.

6.### What is the area of a triangle with a base of 8 feet and a height of 6 feet?

Answer:
36 sq ft

Explanation:

The area of a triangle is calculated by multiplying its base by its height and dividing by 2. Here, the base is 8 feet and the height is 6 feet, so the area is 21×8 ft×6 ft=24 square feet. This formula is applicable to all triangles, where knowing the base and height allows for precise calculation of area in various fields such as architecture, engineering, and geometry.

7.### How many square feet are in a 10 ft x 12 ft room?

Answer:
120 sq ft

Explanation:

To calculate the area of a rectangle, multiply its length by its width. In this case, the room's length is 12 feet and its width is 10 feet, yielding an area of 12 ft×10 ft=120 square feet. This measurement is critical for determining the amount of flooring, carpeting, or paint required for accurate planning and cost estimation in interior design, construction, and renovation projects.

8.### What is the area of a circle with a radius of 5 feet? (Use π = 3.14)

Answer:
78.5 sq ft

Explanation:

The area of a circle is calculated using the formula π×r2, where π (pi) is approximately 3.14 and r is the circle's radius. Here, with a radius of 5 feet, the area is 3.14×(5 ft)2=78.5 square feet. This calculation is essential in fields such as engineering, architecture, and landscaping for determining space requirements, material quantities, and structural design considerations based on circular areas.

9.### How many square feet are in a square with each side measuring 15 feet?

Answer:
225 sq ft

Explanation:

To find the area of a square, square the length of one of its sides. Here, each side of the square measures 15 feet, so the area is 15 ft×15 ft=225 square feet. This calculation is straightforward for squares, where all sides are equal, making it essential in various fields such as construction, urban planning, and interior design for accurately measuring and estimating space requirements.

10.### What is the area of a parallelogram with a base of 10 feet and a height of 8 feet?

Answer:
80 sq ft

Explanation:

The area of a parallelogram is calculated by multiplying its base by its height. Here, with a base of 10 feet and a height of 8 feet, the area is 10 ft×8 ft=80 square feet. This calculation is vital in fields such as geometry, architecture, and construction for accurately measuring and estimating the amount of flooring, material, or space needed for projects involving parallelogram-shaped areas.

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