mathematics teaching 10 ~ 16
Wednesday, 27 February 2013
how do you work out the volume (in general)?
the curved surface area?
work out the volume of the cup
work out the volume of the bowl
work out the dimensions of the portion of the annulus (washer shape) needed to make the fabric of this lampshade
(ignoring any overlap of material)
show that the angle required is 207.57 (2dp) degrees
Post a Comment
Post Comments (Atom)