 # Question: IS 400 A Perfect Square?

## What is 69 the square root of?

69 is pretty close to 64, therefore the square root of 69 must be closer to 8, than 9.

So let’s try 8.3.

8.3 squared is 68.89..

## What is the square of 1 to 20?

So the first 20 square numbers are 1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225, 256, 289, 324, 361 and 400.

## IS 400 a perfect cube?

Since 2 & 5 do not occur in triplets. ∴ 400 is not a perfect cube.

## IS 169 a perfect square?

The square root of 169 is 13. Since 13 is a whole number, 169 is a perfect square.

## Is 68 a perfect square?

Since 68 is not a perfect square, it is an irrational number.

## Is 75 a perfect cube?

The value of cube root of one is 75. The nearest previous perfect cube is 64 and the nearest next perfect cube is 125 . Cube root of 75 can be represented as 3√75. … The nearest previous perfect cube is 64 and the nearest next perfect cube is 125 .

## Can 20 be a perfect square?

A: No, the number 20 is not a perfect square.

## Why are there no perfect squares between 144 and 169?

Answer. It is clear that 12^2 = 144 and 13^2 = 169. Hence, there are no squares between them. Therefore, there are 24 square numbers between them.

## Is 400 a square number?

A: Yes, the number 400 is a perfect square.

## Is 65 a perfect square?

Since 65 is not a perfect square, it is an irrational number.

## Is 13 a prime number Yes or no?

Here are the first few prime numbers: 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97, 101, 103, 107, 109, 113, 127, 131, 137, 139, 149, 151, 157, 163, 167, 173, 179, 181, 191, 193, 197, 199, etc.

## Why is 20 not a square number?

Is 20 a perfect square number? A number is a perfect square (or a square number) if its square root is an integer; that is to say, it is the product of an integer with itself. Here, the square root of 20 is about 4.472. Thus, the square root of 20 is not an integer, and therefore 20 is not a square number.

## Is 1 a perfect square?

The perfect squares are the squares of the whole numbers: 1, 4, 9, 16, 25, 36, 49, 64, 81, 100 … Here are the square roots of all the perfect squares from 1 to 100. 1.

## Is 80 a perfect square?

A: No, the number 80 is not a perfect square.

## Is 92 a perfect square?

Is 92 a perfect square number? A number is a perfect square (or a square number) if its square root is an integer; that is to say, it is the product of an integer with itself. Here, the square root of 92 is about 9.592. Thus, the square root of 92 is not an integer, and therefore 92 is not a square number.

## What is the 2 square number?

Square NumberSloanenumbers1A0002901, 4, 9, 16, 25, 36, 49, 64, 81, …2A0004152, 5, 8, 10, 13, 17, 18, 20, 26, 29, …3A0004193, 6, 11, 12, 14, 19, 21, 22, 24, 27, …4A0042157, 15, 23, 28, 31, 39, 47, 55, 60, 63, …

## Is 73 a perfect square?

Since 73 is not a perfect square, it is an irrational number.

## Is 75 a perfect square?

Since 75 is not a perfect square, it is an irrational number.