Area of Rectangle: area = length x width
Crucial for pre-algebra and later math courses, this formula calculates the area of a rectangle.Perimeter of a Rectangle: 2(l + b)
This formula calculates the total distance around the outer edges of a rectangle by adding twice the length and twice the breadth of the rectangle.Square Area: a²
All it takes is squaring the length of both sides to find the area of a square.Square Perimeter: 4 x a
If you want the perimeter of a square, just multiply the side length by 4.Circle Area Formula: A = π × r²
To find the area of a circle, you square the radius (multiply it by itself) and then multiply the squared radius by π. The result gives you the total area covered by the circle. This formula is essential in various fields like geometry, physics, engineering, and more.Circle Circumference Formula: C = 2π × r
By multiplying the radius by 2π, you determine the total length of the circle's boundary.Finding the Average: Sum of total numbers divided by the count of values.
This method is extensively used in statistics and various mathematical word problems to determine the average value of a set of numbers. The process involves two crucial steps:
- Sum of Values: Add up all the individual values in the dataset.
- Division by Count: Divide the sum obtained in the first step by the total count of values in the dataset.