27 because the square root of 81 is 9 and 9 times 3 is 27.
Answer:
The length of each side of the square park is 2,400 ft
Step-by-step explanation:
we know that
The scale is 
step 1
Remember that
1 ft=12 in
The length of each side on the map is 1 ft
Convert ft to in
1 ft=1(12)=12 in
step 2
Find the length of each side of the square park
using proportion
Let
x ----> the actual length of each side of the square park

The first board is approximately 0.45 the second board is approximately 0.9 and the third board is approximately 19.8
Answer:
thats right!
Step-by-step explanation: