Answer:
b
Step-by-step explanation:
Answer: D
Step-by-step explanation: just took the test and got it right
Answer:
-5.922088e+14
Step-by-step explanation:
if you use a calculator you would get -5.922088e+14
Area= r*r*π (π ≈ 3.14)
⇒ Area= 4*4* π= 50.265
The area of the circle is 50.265~