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Question Number 137412 by oustmuchiya@gmail.com last updated on 02/Apr/21 Answered by herbert last updated on 02/Apr/21 $${gradient}\:{of}\:{l}_{\mathrm{1}} \:=\:\frac{\mathrm{2}+\mathrm{4}}{\mathrm{5}+\mathrm{1}}\:=\frac{\mathrm{6}}{\mathrm{6}}=\mathrm{1} \\ $$$${but}\:{grad}\:{of}\:{l}_{\mathrm{1}} ×{l}_{\mathrm{2}} =−\mathrm{1} \\ $$$${grad}\:{of}\:{l}_{\mathrm{2}} =−\mathrm{1}…
Question Number 137363 by liberty last updated on 02/Apr/21 $$ \\ $$As illustrated, the rectangle has an area of 1, and E is the midpoint…
Question Number 6203 by sanusihammed last updated on 18/Jun/16 Answered by nburiburu last updated on 25/Jun/16 $${defining} \\ $$$${AC}={a} \\ $$$${AB}={b} \\ $$$${then} \\ $$$${BC}=\sqrt{{a}^{\mathrm{2}}…
Question Number 6192 by sanusihammed last updated on 17/Jun/16 $${Find}\:{the}\:{equation}\:{of}\:{the}\:{circle}\:{circumscribing}\:{the}\:{triangle}\:{form}\:{by}\: \\ $$$${lines}\:\:\mathrm{3}{x}\:+\:{y}\:−\:\mathrm{5}\:=\:\mathrm{0},\:{x}\:+\:{y}\:+\:\mathrm{1}\:=\:\mathrm{0},\:{and}\:\mathrm{2}{x}\:+\:{y}\:−\:\mathrm{4}\:=\:\mathrm{0} \\ $$ Answered by Rasheed Soomro last updated on 18/Jun/16 $$\mathrm{3}{x}\:+\:{y}\:−\:\mathrm{5}\:=\:\mathrm{0}……\left({i}\right) \\ $$$${x}\:+\:{y}\:+\:\mathrm{1}\:=\:\mathrm{0}……..\left({ii}\right)…
Question Number 136781 by bramlexs22 last updated on 25/Mar/21 $$ \\ $$What is the equation of the circle passing though (-2,-4) and (4,6) its center…
Question Number 71170 by mr W last updated on 12/Oct/19 Commented by mr W last updated on 12/Oct/19 $${Question}\:#\mathrm{49583}\:\left({reposted}\right) \\ $$$${in}\:{a}\:{paraboloid}\:{cup},\:{which}\:{is}\:{absolutely} \\ $$$${smooth},\:{a}\:{stick}\:{remains}\:{in}\:{equilibrium} \\ $$$${as}\:{shown}.\:{find}\:{the}\:{maximum}\:{length}…
Question Number 136604 by bemath last updated on 23/Mar/21 $$ \\ $$What is the equation of a tangent to a circle whose equation is x^2+y^2−2x−4y=1 at point (1+√5,3)…
Question Number 70949 by ajfour last updated on 10/Oct/19 Commented by ajfour last updated on 10/Oct/19 $${For}\:{coordinate}\:{geometry}\:{experts}! \\ $$ Commented by ajfour last updated on…
Question Number 136293 by mr W last updated on 20/Mar/21 $${the}\:{sides}\:{of}\:{a}\:{triangle}\:{are}\:\mathrm{5},\mathrm{7},\mathrm{10}\:{cm}. \\ $$$$\left.\mathrm{1}\right)\:{find}\:{the}\:{largest}\:{equilateral}\:{triangle} \\ $$$${which}\:{circumscribes}\:{the}\:{given}\:{triangle}. \\ $$$$\left.\mathrm{2}\right)\:{find}\:{the}\:{smallest}\:{equilateral}\:{triangle} \\ $$$${which}\:{inscribes}\:{the}\:{given}\:{triangle}. \\ $$ Commented by mr W…