Question Number 223124 by Jubr last updated on 15/Jul/25 Answered by fantastic last updated on 15/Jul/25 Commented by fantastic last updated on 15/Jul/25 $${EB}={x}\sqrt{\mathrm{2}}={EC} \\…
Question Number 223042 by Tawa11 last updated on 13/Jul/25 Commented by Tawa11 last updated on 13/Jul/25 $$\mathrm{Is}\:\:\mathrm{x}\:\:=\:\:\mathrm{5}.\mathrm{139}°\:\:\mathrm{or}\:\:\mathrm{x}\:\:=\:\:\mathrm{80}° \\ $$ Commented by mr W last updated…
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Question Number 222958 by mr W last updated on 11/Jul/25 Commented by mr W last updated on 12/Jul/25 $${find}\:{the}\:{area}\:{of}\:{the}\:{smallest}\: \\ $$$${inscribed}\:{equilateral}\:{triangle}\:{of}\:{a} \\ $$$${given}\:{triangle}\:{with}\:{sides}\:{of}\:{lengthes} \\ $$$$\mathrm{3},\:\mathrm{5},\:\mathrm{7}\:{respectively}.…
Question Number 222955 by ajfour last updated on 11/Jul/25 Commented by ajfour last updated on 11/Jul/25 $${Find}\:{the}\:{side}\:{length}\:{of}\:\:{square}\:{ABCD},\:{if} \\ $$$$\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:{when}\:{it}\:{is}\:{a}\:{square}. \\ $$ Answered by mr W…
Question Number 222921 by cherokeesay last updated on 10/Jul/25 Answered by mr W last updated on 11/Jul/25 Commented by mr W last updated on 11/Jul/25…
Question Number 222830 by Tawa11 last updated on 08/Jul/25 Answered by Frix last updated on 08/Jul/25 $$\underset{{i}=\mathrm{1}} {\overset{{k}} {\sum}}…= \\ $$$$=\frac{\mathrm{32}}{\mathrm{9}}\underset{{i}=\mathrm{1}} {\overset{{k}} {\sum}}\frac{{i}^{\mathrm{3}} }{{k}^{\mathrm{4}} }+\mathrm{120}\underset{{i}=\mathrm{1}}…
Question Number 222753 by mr W last updated on 06/Jul/25 Answered by A5T last updated on 07/Jul/25 $$\mathrm{Let}\:\theta\:\mathrm{be}\:\mathrm{the}\:\mathrm{base}\:\mathrm{angle}\:\mathrm{of}\:\mathrm{any}\:\mathrm{of}\:\mathrm{the}\:\mathrm{isosceles}\:\bigtriangleup \\ $$$$\mathrm{180}−\mathrm{2}\theta+\mathrm{180}−\left(\mathrm{2}\left(\mathrm{180}−\theta−?\right)\right)+\mathrm{90}=\mathrm{180} \\ $$$$\Rightarrow\mathrm{2}?=\mathrm{90}\Rightarrow?=\mathrm{45}° \\ $$ Commented…
Question Number 222684 by alvan545 last updated on 05/Jul/25 Commented by alvan545 last updated on 05/Jul/25 Answered by mr W last updated on 05/Jul/25 Commented…
Question Number 222718 by Mingma last updated on 05/Jul/25 Commented by gabthemathguy25 last updated on 06/Jul/25 $${what}? \\ $$ Commented by AntonCWX8 last updated on…