The formula for the area of a square is _. A. side×side B. 2×side C. 4×side D. π×side² 相关知识点: 试题来源: 解析 A。本题考查正方形面积公式。选项 A 是正方形面积公式,边长乘边长。选项 B 是正方形周长的一半。选项 C 是正方形周长。选项 D 错误。
The formula for the area of a circle is ___. A. πr² B. pie r square C. pi times r squared D. the square of pi r 相关知识点: 试题来源: 解析 C。选项 A 是数学符号表达,不是英语表达。选项 B“pie”拼写错误,应该是“pi”,且“square”缺少动词形式。选项 C 表达正确,“times”...
For example, The space occupied by the swimming pool below can be found by finding the area of the pool. The Formula for the Area of A Square The area of a square is equal to (side) × (side) square units. The area of a square when the diagonal, d, is given is d2÷2 square...
In mathematics, the formula for the area of a circle is pi times the radius squared. If the radius of a circle is 4 centimeters, what is the area? A. 16 pi square centimeters B. 12 pi square centimeters C. 18 pi square centimeters D. 14 pi square centimeters ...
Area formulas give us the sizes of everything from baking pans to house plans. Knowing how to use them is key. GRADIENT BACKGROUND/Shutterstock Key Takeaways The common formula for the area of a triangle is A = b × h / 2, where b is the base and h is the height. Other methods...
, where r is the radius and h is the height of the cylinder. If the surface area is 40π square feet and the radius measures 4 feet, what is the height of the cylinder? Show your work. 相关知识点: 试题来源: 解析 1ft 1ft
Hint:Here we have to find the formula for the surface area of a box. Firstly we will form the diagram of the box then we will level all the dimensions of it. As we know a box is either in the shape of a rectangle or a square so we will form a common formula to find ...
What is surface area? Learn the definition and formula for finding the surface area of shapes. Calculate the surface area of squares and prisms...
1. When the length of the side of the square is known - For a square of side a, the perimeter is 4a. 2. When the area of the square is known - For a square with area A, the perimeter is square root (16*A). What are the formulas to determine the perimeter of a square and ...
What is the area of a square? Know the definition, formulas and solve the word problems here with us at BYJU'S. Get perimeter of square formulas also to solve more questions on the square.