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

Do Sugar Crystals Grow Faster In Tap Water Or In Distilled Water?

Which balanced equation represents an endothermic reaction? (1) C(s) + O2(g) → CO2(g) (2) CH4(g) + 2O2(g) → CO2(g) + 2H2O(l) (3) N2(g) + 3H2(g) → 2NH3(g) (4) N2

Which is bigger 20% of 300 or 1/4 of 200

why did the government give land grants to railroad companies

Which pH change represents a hundredfold increase in the concentration of H3O+? (1) pH 5 to pH 7 (3) pH 3 to pH 1(2) pH 13 to pH 14 (4) pH 4 to pH 3

Two substances have different physical and chemical properties. Both substances have molecules that contain two carbon atoms, one oxygen atom, and six hydrogen

what was the last battle of Napoleon?

I am struggling hard out with linear algebra in math level one

people were asked if they were considering changing what they eat. 29% said yes Out of these, 23% were considering becoming a vegetarian. What percentage of peo

A compound has a gram formula mass of 56 grams per mole. What is the molecular formula for this compound? (1) CH2 (3) C3H6 (2) C2H4 (4) C4H8