Answer:
Length = 8 feet
Step-by-step explanation:
Perimeter = 2 x ( length + width )
20 = 2 x (length + 2)
10 = Length + 2
10 - 2 = Length
Therefore, Length = 8 feet
Answer : 1.4 x 10^-9
Step-by-step explanation:
0.0000000014
= 1.4 x 10^-9
Ever year she gets 15 silver dollars, so she will have 64 silver dollars