The area of a two-dimensional shape is defined as the amount of space covered by the shape if we were to keep it on a flat table.For a square of side length “s” units, the area is given by the formula:Area =s
题目What is the value of 4 squared?A. 16B. 32C. 64D. 100 相关知识点: 试题来源: 解析 A 4的平方是指4乘以自身,即4×4。计算过程为:4×4=16。因此正确答案是选项A。选项B(32)应为4的立方的一半(4×4×4=64),属于混淆概念;选项C(64)是4的立方或8的平方;选项D(100)是10的平方,均与问...
What is the value of 6 squared?A. 12B. 24C. 36D. 42 相关知识点: 试题来源: 解析 C. 36 6 squared(6的平方)表示6乘以自身,即6×6。 逐项分析选项: - **A.12**:错误。这是6×2的结果,而非6²。 - **B.24**:错误。这是6×4的结果,与6²无关。 - **C.36**:正确。6×6=36...
What number is used to complete the square for the equation x^2 + 5 x = 0? a) 6.25. b) 25. c) 10. d) 2.5. What number is used to complete the square for the equation y^2 + 16 = -y? What is 3 squared times 3 squared?
How does (x squared) + 6x + 8 give us (x + 4)(x +2)? What is the square of (x^2 - 3x)? What is the square of 170? What is the square of 20? What is the square of 181? What is the square of 2/3? 0.2 is the square of what?
You fill in for x and solve the equation3(5)^2 - 2(5)15^2 - 10; now solve Solve 6 minus 3x equals 4 minus 2x? 6 - 3x = 4 - 2x 6 = x + 4 x = 2 Check it. 6 - 6 = 4 - 4 It checks. What is negative four plus three x minus two x squared -4 plus 3x-2x squa...
What is a square meter (meter squared)? The square meter, also called the meter squared, is the International System of Units (SI) unit of area. The symbol for square meters ism2. Less formally, square meter is sometimes abbreviated assq m. ...
Thus, the squares of all integers are known as perfect squares.Example: 16 is a perfect square since it is a product of an integer with itself.4×4=16Also, the product (−4) with (−4) gives 16.(−4)×(−4)=16Notice that the squares of 4 and −4 are the same. ...
长方形的长边是短边的3倍,周长的一半是12,所以这个矩形的尺寸是3×9,面积是27. 故选C.结果一 题目 A rectangle with a perimeter of 24 can be divided into 3 identical squared, What is the area of the rectangle( ).A.18B.24C.27D.48 答案 C相关...
Home›Statistics Guides›What is R Squared (R2)? Definition:R squared, also called coefficient of determination, is a statistical calculation that measures the degree of interrelation and dependence between two variables. In other words, it is a formula that determines how much a variable’s ...