Solids in Revolutions - Page 1

a. Click on [math]\alpha[/math], and then press play. Which axis is the triangle rotating around?

y-axis x-axis

b. Name the solid formed by rotating triangle ABC around the axis.

Cylinder Cone Pyramid Prism

c. Identify the height and the radius of the solid in revolution.

h = 6, r = 16 h = 8, r = 6 h = 8, r = 12 h = 6, r = 8

d. What is the surface area of the solid formed?

144[math]\pi[/math] 84[math]\pi[/math] 112[math]\pi[/math] 96[math]\pi[/math]

e. What is the volume of the solid formed?

128[math]\pi[/math] 120[math]\pi[/math] 96[math]\pi[/math] 213[math]\pi[/math]

Information: Solids in Revolutions - Page 1