
Directions: Read carefully and choose the best answer.
1. 
If the triangle shown at the right is rotated about the yaxis, what 3D solid will be formed? 

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2. 
What is the volume of the 3D solid formed when the triangle shown at the right is rotated about the yaxis? 



3. 
What is the volume of the 3D solid formed when the rectangle shown at the right is rotated about the xaxis? 

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4. 
What is the volume of the 3D solid formed when the two triangular shapes at the right are revolved about the xaxis? 

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5. 
What is the volume of the 3D solid formed by rotating the triangle shown at the right about the yaxis? 


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A segment of the line f (x) = x, as shown at the right, is to be rotated about the xaxis. What is the volume of the carrying capacity of the 3D figure created by this revolution, to the nearest cubic unit?



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7. 
The grid at the right shows two semicircles enclosing a surface. When this figure is revolved about the yaxis, what will be the volume of the solid generated?


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8. 
The 2D figure at the right is a right triangle with a quarter circle removed. Find the volume of the solid formed when this shape is revolved about the yaxis? 



9. 
The 2D figure shown at the right is revolved about the yaxis. Find the volume of the solid formed by this rotation, in cubic units.


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10. 
The 2D figure shown at the right is a trapezoid. Find the volume of the solid formed when this figure is revolved about the yaxis.


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