Answer: 400π
Step-by-step explanation:
The formula for the area of a circle is πr²
First you have to calculate the radius by halving the diameter so radius is 20m.
Then you put in your calculator πx20²
This equals 400π (in terms of pi).
Answer:
a is to be as b as 1 is to 3 (a:b as 1:3)
first you do 8×12=92 then you do 92+2=94 94×12=1,128 so you save1,128 if I'm not wrong
AC = n, DF = 28 cm
one and Half. .............
