Respuesta :
Answer:
72
Step-by-step explanation:
the square root of 64 is 8
the square root of 81 is 9
there fore we need to multiply 8*9 and we get 72
Answer:
72
Step-by-step explanation:
the square root of 64 is 8, and the square root of 81 is 9, which means that we are left with 9x8. 9x8= 72, therefore your answer is 72