Answer:

Step-by-step explanation:
Divide both sides by 4x
A: 100m^2
10 x 10 = 100
B: 28.274m^2
You have to do pi x r squared
So,,,
Pi x 3^2
9pi = 28.274....
C: just subtract the grass bed from the land...
100 - 28.274 = 71.72566612...
So C is 71.726m^2
Hope this helped! Have a nice day :)
Answer:
a. 9.2 x 10-2 M
Step-by-step explanation:
i took test
This is a hard one but i believe you should ask help on this me myself don’t understand