Answer:
Step-by-step explanation:
12:3 = 12 divide by 3 = 4
3 divide by 3 = 1
If you do 81 x 9 which equals 729. If you want to check, you do 729 divided by 9 and you get 81.
Answer:
45-4=41 square units
Step-by-step explanation:
full shape area = 9x5=45
cut rectangle area = 4x1=4
blue shape area = 45-4=41
256 hinges. 4 x 4 = 16. 16 x 4 = 64. 64 x 4 = 256
Answer:
8.3 X 10^-10
Step-by-step explanation:
Since the exponent of the scientific notation is negative, move the decimal point
10
places to the left.
0.0000000083