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Mathematics 14 Online
OpenStudy (camerondoherty):

I'm a bit confused on these two questions... Are all cones similar? If so, explain why. If not, give an example of two cones that are not similar. Describe a family of pyramids that are similar. (Hint: Use right triangles that are similar.)

OpenStudy (acxbox22):

well for any thing to be similar their properties have to be proportional

OpenStudy (camerondoherty):

I feel like for the first one, they aren't, since the height is a variable that can change along with the radius/diameter. Like two cones like this:|dw:1432590451190:dw| Just a bit confused though

OpenStudy (acxbox22):

every variable has to correspond to each other

OpenStudy (acxbox22):

ya you are right for two to be similar its radius and height have to be proportional

OpenStudy (camerondoherty):

Ah ok, thats what I thought, just wanted to clear things up c:

OpenStudy (welshfella):

All cones are not similar. Similar cones will have the same ratio radius of base/ height. Obviously this is not true;- :-|dw:1432590538699:dw|

OpenStudy (acxbox22):

|dw:1432590594866:dw|

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