The coordinates A (0, 0), B (0, 4) and C (2, 0) are graphed and connected together. What three-dimensional shape will be created when this shape is rotated about the y-axis? Provide an explanation and proof for your answer to receive full credit.

Question

anonymous · Answer

@wio?

anonymous · Answer

draw the shape first.

anonymous · Answer

okay i already drew it so i will sen you the file

anonymous · Answer

No no, use draw tool.  Do rough sketch.

anonymous · Answer

|dw:1403935606513:dw|

anonymous · Answer

are you familiar with this shape?

anonymous · Answer

yes its called a cone am i correct?

anonymous · Answer

yes

anonymous · Answer

ok so what do i need to do next because idk what to do

anonymous · Answer

Honestly, I'm not completely sure either?

anonymous · Answer

okay, here is an idea/  Clearly AB is fixed.  it is the center of the cone.

anonymous · Answer

Then say that all points on BC will form a circle when rotated about y axis.  Hence it forms a cone.

anonymous · Answer

thats it?

anonymous · Answer

isn't that good enough?

anonymous · Answer

i don't even understand what there asking for

anonymous · Answer

it looks good enought to me but i don't even understand what there asking for i want to know what there asking for

anonymous · Answer

ask the teacher.

anonymous · Answer

okay i will thanks

anonymous · Answer

ohhhh nnvm nvm igot it thank you so much