Area and Volume Calculus

What is the volume of this cylinder?

if this triangle is rotated about the x axis, what figure is formed?

• pyramid

• cylinder

• cone

• frustum

• 14/3
• 16/3
• 28/3
• 32/3

• 0.127
• 0.385
• 0.400
• 0.600

• 1/2
• 2/3
• 1
• 2

Q1. What is the area of a circle with a radius of 2?

• 12.566

• 14.661

• 16.755

• 67.021

• 32pi/5
• 16pi/3
• 16pi/5
• 8pi/3

• 3pi
• 9pi/2
• 9pi
• 3pi/2

• 8pi

• 32pi/5

• 16pi/3

• 4pi

Find the volume of the solid formed by revolving the region bounded by y = x and y = x² and the y-axis about the line y = 1.

• pi/4

• pi/5

• pi/3

• pi/2