The formula for an area of a circle is A= pi(r)^2
so if you plug in 5 to r (because it’s the radius) you should get A= 78.5
Answer: it’s either 5x^3 -4x^2-7x or
-3x^3-4x^2-7x
Step-by-step explanation:
i put it in my calculator
Answer:
c...........................
Answer:
I recoment using the formula because its different ways its taught
Step-by-step explanation:
maybe look up different formula's
