Category: Geometry

Question Number 70592 by behi83417@gmail.com last updated on 05/Oct/19 Commented by behi83417@gmail.com last updated on 05/Oct/19 $$\mathrm{convex}\mathrm{ABCD},\mathrm{is}\mathrm{given}\mathrm{with}:$$$$\mathrm{S}\left(\mathrm{DCE}\right)=9,\mathrm{S}\left(\mathrm{CBE}\right)=10,\mathrm{S}\left(\mathrm{BAE}\right)=13.$$$$\Rightarrow \mathrm{S}\left(\mathrm{ADE}\right)=?$$ Answered by…

Question Number 70587 by behi83417@gmail.com last updated on 05/Oct/19 Commented by behi83417@gmail.com last updated on 05/Oct/19 $$\mathrm{ABCD},\mathrm{is}\mathrm{given}.$$$$\mathrm{AB}=\mathbf{a},\mathrm{BC}=\mathbf{b},\mathrm{CD}=\mathbf{c},\mathrm{DA}=\mathbf{d},\mathrm{AC}=\mathbf{m},\mathrm{BD}=\mathbf{n}.$$$$\mathbf{show}\mathbf{that}:$$$$\:\:\:\:\:\left(\boldsymbol{\mathrm{mn}}\right)^{\mathrm{2}} =\left(\boldsymbol{\mathrm{ac}}\right)^{\mathrm{2}} +\left(\boldsymbol{\mathrm{bd}}\right)^{\mathrm{2}}…

Question Number 5030 by LMTV last updated on 04/Apr/16 $$y=\frac{\cos x}{\sqrt{1+\sin x}}$$$$y^{\prime }=?$$$$y={\cos }^{2}4x$$$$y^{\prime }=?$$ Answered by FilupSmith last updated on…

Question Number 5017 by anujkumar last updated on 02/Apr/16 $$test$$$$$$$$$$$$$$ Terms of Service Privacy Policy Contact: info@tinkutara.com

Question Number 70519 by TawaTawa last updated on 05/Oct/19 Commented by mr W last updated on 05/Oct/19 $$B+D=180°$$$$\frac{B}{D}=\frac{2}{3}$$$$B+\frac{3}{2}B=180$$$$\frac{\mathrm{5}}{\mathrm{2}}{B}=\mathrm{180} \…