3x3x7x7
21The square root of 441 is 21
441 has two square roots; 21 or -21.
Take the square root of both sides. x2 = 441 So x = 21
21*21 = 441 square feet.21*21 = 441 square feet.21*21 = 441 square feet.21*21 = 441 square feet.
√441 = √(3^2 × 7^2) = 3 × 7.
3x3x7x7
21The square root of 441 is 21
441 = 3 * 3 * 7 * 7
32 x 72 = 441
32*72 = 441
441 = 3 x 3 x 7 x 7
441 square root
441 = 32 x 72
441 has two square roots; 21 or -21.
The prime factors of 441 are: 3, 7
21