Last updated on May 26th, 2025
The product of multiplying an integer by itself is the square of a number. Squares are used in programming, calculating areas, and so on. In this topic, we will discuss the square of 4.
The square of a number is the product of the number with itself. The square of 4 is 4 × 4. The square of a number always ends in 0, 1, 4, 5, 6, or 9. We write it in math as 4², where 4 is the base and 2 is the exponent. The square of a positive and a negative number is always positive. For example, 5² = 25; (-5)² = 25. The square of 4 is 4 × 4 = 16. Square of 4 in exponential form: 4² Square of 4 in arithmetic form: 4 × 4
The square of a number is obtained by multiplying the number by itself. Let's learn how to find the square of a number using common methods. By Multiplication Method Using a Formula Using a Calculator
In this method, we multiply the number by itself to find the square. The product here is the square of the number. Let's find the square of 4. Step 1: Identify the number. Here, the number is 4. Step 2: Multiplying the number by itself, we get, 4 × 4 = 16. The square of 4 is 16.
In this method, the formula, a², is used to find the square of the number, where a is the number. Step 1: Understanding the equation Square of a number = a² a² = a × a Step 2: Identifying the number and substituting the value in the equation. Here, ‘a’ is 4. So: 4² = 4 × 4 = 16
Using a calculator to find the square of a number is the easiest method. Let's learn how to use a calculator to find the square of 4. Step 1: Enter the number in the calculator Enter 4 in the calculator. Step 2: Multiply the number by itself using the multiplication button (×) That is 4 × 4 Step 3: Press the equal button to find the answer Here, the square of 4 is 16. Tips and Tricks for the Square of 4 Tips and tricks make it easy for students to understand and learn the square of a number. To master the square of a number, these tips and tricks will help students. The square of an even number is always an even number. For example, 6² = 36. The square of an odd number is always an odd number. For example, 5² = 25. The last digit of the square of a number is always 0, 1, 4, 5, 6, or 9. If the square root of a number is a fraction or a decimal, then the number is not a perfect square. For example, √1.44 = 1.2. The square root of a perfect square is always a whole number. For example, √144 = 12.
Mistakes are common among kids when doing math, especially when it comes to finding the square of a number. Let's learn some common mistakes to master the squaring of a number.
Find the length of the square, where the area of the square is 16 cm².
The area of a square = a² So, the area of a square = 16 cm² So, the length = √16 = 4. The length of each side = 4 cm
The length of a square is 4 cm. Because the area is 16 cm², the length is √16 = 4.
Sarah is planning to tile her square kitchen floor of length 4 meters. The cost to tile a square meter is 10 dollars. How much will it cost to tile the full floor?
The length of the floor = 4 meters The cost to tile 1 square meter of the floor = 10 dollars. To find the total cost to tile, we find the area of the floor, Area of the floor = area of the square = a² Here a = 4 Therefore, the area of the floor = 4² = 4 × 4 = 16. The cost to tile the floor = 16 × 10 = 160. The total cost = 160 dollars
To find the cost to tile the floor, we multiply the area of the floor by the cost to tile per square meter. So, the total cost is 160 dollars.
Find the area of a circle whose radius is 4 meters.
The area of the circle = 50.24 m²
The area of a circle = πr² Here, r = 4 Therefore, the area of the circle = π × 4² = 3.14 × 4 × 4 = 50.24 m².
The area of the square is 64 cm². Find the perimeter of the square.
The perimeter of the square is 32 cm.
The area of the square = a² Here, the area is 64 cm² The length of the side is √64 = 8 Perimeter of the square = 4a Here, a = 8 Therefore, the perimeter = 4 × 8 = 32.
Find the square of 5.
The square of 5 is 25.
The square of 5 is obtained by multiplying 5 by 5. So, the square = 5 × 5 = 25.
Perfect square: A perfect square is an integer that is the square of an integer. For example, 4, 9, 16, 25, ... Square: The square of a number is the product of the number with itself. For example, the square of 4 is 16. Square root: The square root is the inverse operation of squaring a number. The square root of a number is a value that, when multiplied by itself, gives the original number. Exponent: An exponent indicates how many times a number is to be multiplied by itself. In 4², the 2 is the exponent. Even number: An even number is any integer that is divisible by 2 without a remainder. For example, 2, 4, 6, 8, ...
Jaskaran Singh Saluja is a math wizard with nearly three years of experience as a math teacher. His expertise is in algebra, so he can make algebra classes interesting by turning tricky equations into simple puzzles.
: He loves to play the quiz with kids through algebra to make kids love it.