Category: Geometry

Question Number 211694 by Tawa11 last updated on 16/Sep/24 Commented by Tawa11 last updated on 16/Sep/24 $$\mathrm{Find}\mathrm{the}\mathrm{missing}\mathrm{angle}$$ Commented by A5T last updated on…

Question Number 211603 by MrGaster last updated on 14/Sep/24 $$1.\mathrm{Given}\mathrm{a}\mathrm{regular}\mathrm{tetrahedron}\mathit{A}\mathit{B}\mathit{C}\mathit{D}$$$$\mathrm{with}\mathrm{vertices}\mathit{A}(0,0,0)\mathit{B}(\mathit{a},0,0),$$$$\mathit{C}(0,\mathit{a},0),\mathbf{and}\mathit{D}(0,0,\mathit{a}).\mathrm{Calculate}\mathrm{the}$$$$\mathrm{volume}\mathit{V}\mathrm{and}\mathrm{the}\mathrm{surface}\mathrm{area}\mathit{S}\mathbf{of}$$$$\mathrm{this}\mathrm{tetrahedron}.$$ Answered by BHOOPENDRA last updated…

Question Number 211340 by Tawa11 last updated on 06/Sep/24 Commented by Frix last updated on 06/Sep/24 $$\mathrm{Question}211294$$ Answered by mr W last updated…

Question Number 211277 by mr W last updated on 04/Sep/24 Commented by mr W last updated on 04/Sep/24 $$findthevolumeofthetetrahedron$$$$intermsofa,b,c,\theta with0<\theta ⩽120°.$$ Commented by…

Question Number 211235 by behi834171 last updated on 01/Sep/24 Commented by behi834171 last updated on 01/Sep/24 $$\mathrm{\angle }\mathit{A}\mathit{B}\mathit{C};isgiven.$$$$\mathit{D};isapointasitshowen,and$$$$\mathit{D}\mathit{G}\mathrm{\&}\mathit{D}\mathit{F};aredistanceof:\mathit{D},from:$$$$\mathit{A}\mathit{B}\mathrm{\&}\mathit{B}\mathit{C},suchthat:\frac{\mathit{D}\mathit{G}}{\mathit{D}\mathit{F}}=\mathit{k}\left(\mathit{c}\mathit{o}\mathit{n}\mathit{s}\mathit{t}\mathit{a}\mathit{n}\mathit{t}\right)$$$$\boldsymbol{{find}}\:\:\boldsymbol{{the}}\:\:\boldsymbol{{locus}}\:\boldsymbol{{of}}:\:\boldsymbol{{D}}\:.…