Category: Geometry

Question Number 166875 by amin96 last updated on 01/Mar/22 Commented by amin96 last updated on 01/Mar/22 $$\mathbf{circle}\mathbf{radius}=???$$ Answered by MJS_new last updated on…

Question Number 35763 by $@ty@mlastupdatedon23/May/18Answeredbyajfourlastupdatedon23/May/18$$let\mathrm{\angle }BDF=\alpha$$$\$AF=30\cos A;AE=36\cos A$$$$\cot \alpha =\frac{AF\cos B+AE\cos C}{BF\sin B-CE\sin C}$$$$=\frac{30\cos A\cos B+36\cos A\cos C}{(18-30\cos A)\sin B-(15-36\cos A)\sin C}$$$${BD}={BF}\mathrm{cos}\:{B}+{BF}\mathrm{sin}\:{B}\mathrm{cot}\:\alpha…

Question Number 166822 by ajfour last updated on 28/Feb/22 Answered by mr W last updated on 28/Feb/22 Commented by mr W last updated on 28/Feb/22…

Question Number 166779 by ajfour last updated on 27/Feb/22 Answered by mr W last updated on 27/Feb/22 Commented by mr W last updated on 28/Feb/22…

Question Number 166715 by alephzero last updated on 26/Feb/22 $$\mathrm{The}\mathrm{perimeter}\mathrm{of}\mathrm{an}\mathrm{equilateral}$$$$\mathrm{triangle}\mathrm{is}24.\mathrm{Find}{\mathrm{it}}^{\prime }\mathrm{s}\mathrm{area}.$$ Answered by Rasheed.Sindhi last updated on 26/Feb/22 $$Leteachofsides:$$$${a}={b}={c}={l} \…