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81 is a perfect squarebecause 81 = 9*9. It is NOT a perfect cube.
What else can I help you with?
What is 81 a perfect square by what number?
81 is a perfect square because 81 = 9 x 9
What is the answer to the cube root of 729 then square it?
The cube root of 729 is 9 and 9 squared is 81.
What is the probability that a randomly selected two-digit positive integer is a perfect square or a perfect cube?
There are 90 two-digit numbers from 10 to 99. Of those, 6 are perfect squares (16, 25, 36, 49, 64, and 81) and 2 are perfect cubes (27 and 64). Each perfect square or root has a probability of 1 in 90 in being drawn.
What is the two square roots of 81?
Both 9 and -9 are square roots of 81
What is the largest perfect square factor of 405?
81 is the only one.
What is the smallest integer greater than 1 that is both a perfect square and perfect cube?
its 81
Is 81 a perfect square?
81 is a perfect square
Is 77 a cube number?
If by cube you mean perfect cube (a cube of an integer), then no, and the nearest perfect cube is 81.
What is the smallest number greater than 1 that is both a perfect square and perfect cube?
64 (8*8) and (4*4*4)The next one is 81 (9*9) and (3*3*3) :)
What is 81 a perfect square by what number?
81 is a perfect square because 81 = 9 x 9
What is the perfect square of 9?
The perfect square of 9 is 81.
List of square root and cube?
Perfect Squares 1 4 9 16 25 36 49 64 81 100
What has to do with 81?
81 is a perfect square. 9 x 9 = 81
What is the cube root of 729 then square it?
9 and 81.
Why is 81 a perfect square?
Because 9*9 = 81
What is a perfect square 18 81 50 32?
It is: 81
What is the largest perfect square factor of 810?
81
