Category: Geometry

Question Number 39436 by ajfour last updated on 06/Jul/18 Commented by ajfour last updated on 06/Jul/18 Commented by ajfour last updated on 06/Jul/18 $$\mathrm{3}\phi\:=\:\mathrm{90}°\:\:\:\Rightarrow\:\:\phi=\mathrm{30}° \…

Question Number 170502 by cortano1 last updated on 25/May/22 Answered by som(math1967) last updated on 25/May/22 Commented by som(math1967) last updated on 25/May/22 $$\angle{DEC}=\mathrm{90} \…

Question Number 39402 by ajfour last updated on 06/Jul/18 Commented by ajfour last updated on 06/Jul/18 $$Ifthetwomarkedanglesare$$$$equal,find\frac{r}{R}.$$ Answered by MrW3 last…

Question Number 39365 by behi83417@gmail.com last updated on 05/Jul/18 Commented by behi83417@gmail.com last updated on 05/Jul/18 $$\mathit{t}\mathit{r}\mathit{i}\mathit{a}\mathit{n}\mathit{g}\mathit{l}\mathit{e}\mathit{A}\stackrel{▴}{\mathit{B}\mathit{C}},\mathit{i}\mathit{s}\mathit{g}\mathit{i}\mathit{v}\mathit{e}\mathit{n}.$$$$\mathit{A}\stackrel{▴}{\mathit{N}\mathit{B}},\mathit{A}\stackrel{▴}{\mathit{G}\mathit{C}},\mathit{B}\stackrel{▴}{\mathit{J}\mathit{C}},\mathit{a}\mathit{r}\mathit{e}\mathit{i}\mathit{s}\mathit{o}\mathit{s}\mathit{c}\mathit{a}\mathit{l}\mathit{e}$$$$\boldsymbol{{triangles}}\:\boldsymbol{{with}}:…

Question Number 39346 by ajfour last updated on 05/Jul/18 Commented by math1967 last updated on 05/Jul/18 $$Is\theta ={2\sin }^{-1}\left(\frac{1}{4}\right)?$$ Commented by ajfour last updated…