May I please receive help?

The circumference of a circle is 5 pi cm. what is the area of the circle?

Which question is not a good survey question? a. don't you agree that the financial crisis is essentially over? 63on average, how many hours do you sleep per day? c. what is your opinion of educational funding this year? d. are you happy with the availability of electronic products in your state?

Which statements are true about additional information for proving that the triangles are congruent check all that apply