b20jackson b20jackson

01-05-2020
Mathematics

contestada

if the circumference is 16pi then what is the area

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

01-05-2020

Answer:

A = 64 pi

Step-by-step explanation:

The circumference can be found by

C = 2 * pi *r

16 pi = 2 * pi *r

Divide each side by 2 pi

16 pi/ 2 pi = 2 * pi *r/ 2 pi

8 =r

The radius is 8

To find the area

A = pi r^2

A - pi (8)^2

A = 64 pi

Answer Link

Otras preguntas

As an atom becomes an ion, its mass number(1) decreases(2) increases(3) remains the same

Please help!! I have a final on this stuff tomorrow. How many different seven-digit phone numbers exist that start with the number 5 and end with an odd number

Which statement correctly describes an endothermic chemical reaction? (1) The products have higher potential energy than the reactants,and the ΔH is negative.(2

if the perimeter of the rectangle is 48, find the dimensions

Which two substances are covalent compounds? (1) C6H12O6(s) and KI(s) (2) C6H12O(s) and HCl(g) (3) KI(s) and NaCl(s) (4) NaCl(s) and HCl(g)

From The Mouse and the Motorcycle, who are Betty and Mary Lou and where are they from?

Find the sum of -4 and 14

The compounds 2-butanol and 2-butene both contain (1) double bonds, only (3) carbon atoms (2) single bonds, only (4) oxygen atoms

Why was the continental congress unable to fix the economic crisis after the American revolution?

In the wave-mechanical model, an orbital is a region of space in an atom where there is(1) a high probability of finding an electron (2) a high probability of f