4^3 x 4^4/4^9 the "^" means the number to the left is supposed to but small and up in the corner. (worth a award for the correct answer)

0.0625 or 1/16

for this specific question 1/4^2

Step-by-step explanation:

64*256= 16384

16384/262144= 0.0625

your answer would be 10x - 1

126.66 m²

step-by-step explanation:

the pertinent area formula is a = πr², where r is the radius.

here, a = π(6.35 m)² = 40.32π, or approximately 126.66 m²