6,985
The sum of 40, 30, and 20 is 90. You can calculate this by adding the numbers together: 40 + 30 + 20 = 90.
10 and 30. (10*10)+(30*30) = 100+900 = 1000.
The only square number between 20 and 30 is 25.
All of the integers between 20 and 30 are square roots.
The diagonal of a 20 inch square is the square root of 800 inches, approximately 28.284 inches, which is the sum of the squares of two sides.
The sum of 40, 30, and 20 is 90. You can calculate this by adding the numbers together: 40 + 30 + 20 = 90.
25 is a perfect square occurring between 20 and 30.
The numbers are 30 and 20.
10 and 30. (10*10)+(30*30) = 100+900 = 1000.
The only square number between 20 and 30 is 25.
20 and 30.
The sum of 20, 30, and 45 is calculated by adding the three numbers together. So, 20 + 30 + 45 = 95. This is because addition is a basic arithmetic operation where you combine the values of the numbers to find the total.
20 X 30 = 600 square feet.
All of the integers between 20 and 30 are square roots.
600/50 = 12
Let the unknown number be n.Then 20 + n = 30 : Subtract 20 from both sides gives :-20 - 20 + n = 30 - 20 : n = 10
30 feet x 20 feet = 600 square feet.