Answer:
314.2ft^2
Step-by-step explanation:
Given data
Diameter= 20ft
Radius r= 20/2= 10ft
The expression for the area is
A= πr^2
A= 3.142*10^2
A= 3.142*100
A= 314.2ft^2
Hence the area is 314.2ft^2
Answer:
13
Step-by-step explanation:
7 cm +1 cm +2cm +2cm :12cm
Answer:
6.4
Step-by-step explanation:
i did a test on it and figerd out that the answer is 6.4
Step-by-step explanation:
it is negative 20 I'm pre sure