victoriamoran55
victoriamoran55 victoriamoran55
  • 04-08-2017
  • Mathematics
contestada

SOS!!!...need help ASAP :(...

SOSneed help ASAP class=

Respuesta :

choixongdong
choixongdong choixongdong
  • 04-08-2017
3a
C = 2πr = 2π(7) = 14π or 14 x 3.14 = 43.96 ft

3b
A = πr^2 = 49π or 49 x 3.14 = 153.86 ft^2

3c
3.5 x 78.5 = $538.51
cost = $
538.51

Answer Link

Otras preguntas

is 10 gallons greater or less than 60 quarts?
As ice melts at standard pressure, its temperature remains at 0°C until ithas completely melted. Its potential energy(1) decreases(2) increases(3) remains the s
Which economic system has become associated with authoritarian governments and total control of the economy? capitalism mercantilism communism socialism barter
Which list of elements contains two metalloids?(1) Si, Ge, Po, Pb (3) Si, P, S, Cl(2) As, Bi, Br, Kr (4) Po, Sb, I, Xe
Two spherical balloons are filled with water. The first balloon has a radius of 3 cm, and the second has a radius of 6 cm. How much more water is in the larger
If x² - y² = 55, and x - y = 11, then y = a. 8 b. 5 c. 3 d. -8 e. -3
Where is the center of the earth.
How do you separate sand, salt, and bird seed? This is for my science class!
Given the balanced equation representing a reaction occurring in an electrolytic cell: 2NaCl(l)==> 2Na(l) + Cl2(g) Where is Na(l) produced in the cell? (1) a
When a mixture of water, sand, and salt is filtered, what passes throughthe filter paper?(1) water, only(2) water and sand, only(3) water and salt, only(4) wate