Answer:
use a ruler.
Step-by-step explanation:
(a) 11.
(b) 5.
(a)√124:
11*11 = 121 so an estimate is 11.
(b) ∛124
5*5*5 = 125
So an estimate is 5.
1284 yd^3
64
4*2=8*8=64ur welcome64 cm3
