Category: Geometry

Question Number 47243 by MrW3 last updated on 06/Nov/18 Answered by MJS last updated on 07/Nov/18 $$\mathrm{left}\mathrm{picture}$$$$\frac{8}{r}=\frac{H}{R}\Rightarrow r=\frac{8R}{H}$$$${v}_{{blue}} =\frac{\pi{R}^{\mathrm{2}} \left({H}^{\mathrm{2}} +\mathrm{8}{H}+\mathrm{64}\right)\left({H}−\mathrm{8}\right)}{\mathrm{3}{H}^{\mathrm{2}} }…

Question Number 47216 by ajfour last updated on 06/Nov/18 Commented by ajfour last updated on 06/Nov/18 $$Q.47195$$ Terms of Service Privacy Policy Contact:…

Question Number 47195 by MrW3 last updated on 06/Nov/18 $$Findthevolumeofthepyramidwhich$$$$isfoldedfromatrangularpaperwith$$$$sides\mathit{a},\mathit{b}and\mathit{c}.$$ Answered by MJS last updated on 06/Nov/18 $$\mathrm{in}\:\mathrm{this}\:\mathrm{case}\:\mathrm{it}'\mathrm{s}\:\mathrm{easy}\:\mathrm{to}\:\mathrm{use}\:\mathrm{Euler}'\mathrm{s}\:\mathrm{formula} \…

Question Number 47113 by MrW3 last updated on 04/Nov/18 Commented by MrW3 last updated on 04/Nov/18 $$Findthevolumeofthetriangular$$$$pyramidwithgivenedgelengthes.$$ Commented by MJS last…

Question Number 112500 by I want to learn more last updated on 08/Sep/20 Answered by 1549442205PVT last updated on 08/Sep/20 $$\mathrm{The}\mathrm{area}\mathrm{of}\mathrm{smallesr}\mathrm{yellow}\mathrm{part}$$$$\mathrm{equal}\mathrm{to}\frac{1}{4}.\frac{1}{3}\mathrm{S}(\mathrm{S}=6)=\frac{1}{2}$$$$\mathrm{The}\:\mathrm{area}\:\mathrm{of}\:\mathrm{yellow}\:\mathrm{middle}\:\mathrm{part}\:\mathrm{equal}…