Category: Geometry

Question Number 151961 by Tawa11 last updated on 24/Aug/21 Commented by Tawa11 last updated on 24/Aug/21 $$\mathrm{The}\mathrm{pencils}\mathrm{has}\mathrm{diameter}7\mathrm{mm}.$$$$$$$$\mathrm{Question}$$Seven pencils are…

Question Number 86282 by ajfour last updated on 27/Mar/20 Commented by ajfour last updated on 27/Mar/20 $$Finds/r.\left(sbeingsideofsquare\right).$$ Commented by Prithwish Sen 1 last…

Question Number 86244 by TawaTawa1 last updated on 27/Mar/20 Terms of Service Privacy Policy Contact: info@tinkutara.com

Question Number 20545 by Tinkutara last updated on 23/Sep/17 $$\mathrm{Let}\mathrm{ABC}\mathrm{be}\mathrm{an}\mathrm{acute}-\mathrm{angled}\mathrm{triangle}$$$$\mathrm{with}\mathrm{AC}\ne \mathrm{BC}\mathrm{and}\mathrm{let}\mathrm{O}\mathrm{be}\mathrm{the}$$$$\mathrm{circumcenter}\mathrm{and}\mathrm{F}\mathrm{be}\mathrm{the}\mathrm{foot}\mathrm{of}$$$$\mathrm{altitude}\mathrm{through}\mathrm{C}.\mathrm{Further},\mathrm{let}\mathrm{X}\mathrm{and}$$$$\mathrm{Y}\mathrm{be}\mathrm{the}\mathrm{feet}\mathrm{of}\mathrm{perpendiculars}\mathrm{dropped}$$$$\mathrm{from}\mathrm{A}\mathrm{and}\mathrm{B}\mathrm{respectively}\mathrm{to}(\mathrm{the}$$$$\mathrm{extension}\mathrm{of})\mathrm{CO}.\mathrm{Prove}\mathrm{that}\mathrm{FY}\mathrm{\perp }\mathrm{CA}$$$$\mathrm{using}\:\mathrm{that}\:\angle\mathrm{CFY}\:=\:\angle\mathrm{CBY}\:=\:\angle\mathrm{CAF}. \…

Question Number 86008 by TawaTawa1 last updated on 26/Mar/20 Commented by jagoll last updated on 26/Mar/20 $${10}^{\mathrm{o}}$$ Commented by TawaTawa1 last updated on…