## Is 49 a perfect square?

Informally: When you multiply an integer (a “whole” number, positive, negative or zero) times itself, the resulting product is called a square number, or a perfect square or simply “a square.” So, 0, 1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, and so on, are all square numbers.

### What makes 49 a perfect square?

49 is a perfect square. Because 7 * 7 = 49.

**Is 60 a perfect square?**

60 is not a perfect square.

**How do you explain a perfect square?**

A perfect square is a number that can be expressed as the product of two equal integers. What does that mean? Basically, a perfect square is what you get when you multiply two equal integers by each other. 25 is a perfect square because you’re multiplying two equal integers (5 and 5) by each other.

## Is 49 a simple square?

We already know that since 49 is a perfect square, there must be some number that when multiplied by itself gives 49. This is a pretty simple example, so you probably already know the answer.

### What kind of number is 49?

49 (number)

← 48 49 50 → | |
---|---|

Cardinal | forty-nine |

Ordinal | 49th (forty-ninth) |

Factorization | 72 |

Divisors | 1, 7, 49 |

**How do you check if a number is a perfect square?**

Approach:

- Take the floor()ed square root of the number.
- Multiply the square root twice.
- Use boolean equal operator to verify if the product of square root is equal to the number given.

**What is the square 60?**

List of Perfect Squares

NUMBER | SQUARE | SQUARE ROOT |
---|---|---|

60 | 3,600 | 7.746 |

61 | 3,721 | 7.810 |

62 | 3,844 | 7.874 |

63 | 3,969 | 7.937 |

## How do you know whether a number is a perfect square?

(A) Perfect Square Numbers:- A perfect square cannot have 2, 3, 7, or 8 in the unit’s digit. If a perfect square ends with a 1, then the unit’s digit of its square root has to be either 1 or 9. If a perfect square ends with a 4, then the unit’s digit of its square root has to be either 2 or 8.

### What type of number is 49?

[SOLVED] 49 is a perfect square . Because 7 * 7 = 49 . Is 49 a composite number? Is 49 an even number? Is 49 an irrational number?

**What is a perfect square number?**

Perfect Square. more A number made by squaring a whole number. 16 is a perfect square because 42 = 16. 25 is also a perfect square because 52 = 25. etc… See: Square (Numbers) Squares and Square Roots.

**What is the perfect square of 9 and 81?**

This means, N = 9 2 = 81. Here, 81 is a perfect square because it is the square of a whole number, 9. This can be understood in another way with the help of square roots. To know whether a number is a perfect square or not, we calculate the square root of the given number.

## How do you find a perfect square that ends with 0?

Important Notes 1 A perfect square that ends with 0 will always have an even number of zeros at the end. 2 Perfect squares are always positive as (-ve) × (-ve) = (+ve). 3 The square roots of perfect squares may be positive or negative. 4 We can also find perfect cubes by multiplying a number with itself thrice.