Answer:
4π mi²
Step-by-step explanation:
s = (∅/360) * πr²
s = (135/360) * π(4²)
s = (135/360)(16) * π
s = 4π mi²
The radius is 7 what it is telling you is that you already did the square 4^2*3.14=49 pi.
Answer:
The answer is -23
Step-by-step explanation:
Answer:
it's about 18 percent decrease**** so 20 percent to round up
Step-by-step explanation: