What is the square root of 144?

The square root of 144 is 12, since 12 × 12 = 144.

True or False: The number 50 is a perfect square.

False. The square root of 50 is approximately 7.07, and 50 cannot be expressed as an integer multiplied by itself.

What is the sum of the first five prime numbers?

The sum of the first five prime numbers (2, 3, 5, 7, and 11) is 28.

Fill in the blank: The cube of 3 is ___.

The cube of 3 is 27, since 3 × 3 × 3 = 27.

If n is a natural number, what is the cube of n when n = 4?

The cube of 4 is 64, since 4 × 4 × 4 = 64.

What is the difference between the square of 10 and the square of 8?

The difference is 36, since 10² is 100 and 8² is 64, and 100 - 64 = 36.

True or False: Every even number is a perfect square.

False. Not every even number is a perfect square; for instance, 2 is even but not a perfect square.

What is the cube root of 729?

The cube root of 729 is 9, since 9 × 9 × 9 = 729.

Fill in the blank: The first perfect square greater than 20 is ___.

The first perfect square greater than 20 is 25, which is 5².

What is the sum of the squares of 2 and 3?

The sum of the squares of 2 and 3 is 13, since 2² is 4 and 3² is 9, and 4 + 9 = 13.

True or False: The number 81 is a perfect square.

True. The square root of 81 is 9, as 9 × 9 = 81.

Fill in the blank: The square of 7 is ___.

The square of 7 is 49, since 7 × 7 = 49.

If n = 5, what is the value of n³?

If n = 5, the value of n³ is 125, since 5 × 5 × 5 = 125.

What is the square root of 256?

The square root of 256 is 16, since 16 × 16 = 256.