Question Number 173870 by savitar last updated on 20/Jul/22 $$\sqrt{\mathrm{1}+\:\left({n}+\mathrm{1}\right)\left({n}+\mathrm{2}\right)\left({n}+\mathrm{3}\right)\left({n}+\mathrm{4}\right)}\:\in\:\mathbb{N} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 173124 by peter frank last updated on 06/Jul/22 Commented by aleks041103 last updated on 06/Jul/22 $${For}\:{which}…{what}? \\ $$ Commented by peter frank last…
Question Number 41252 by ajfour last updated on 04/Aug/18 Commented by ajfour last updated on 04/Aug/18 $${What}\:{fraction}\:{of}\:{volume}\:{of}\:{cup} \\ $$$${is}\:{filled}\:? \\ $$ Answered by MrW3 last…
Question Number 172269 by Mikenice last updated on 25/Jun/22 $${A}\:{rectangular}\:{picture}\:\mathrm{6}{cm}\:{by}\:\mathrm{8}{cm}\:{is} \\ $$$${enclosed}\:{by}\:{a}\:{frame}\:\left(\frac{\mathrm{1}}{\mathrm{2}}\right)\:{wide}.\: \\ $$$${calculate}\:{the}\left[{area}\:{of}\:{the}\:{frame}.\right. \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 172266 by Mikenice last updated on 25/Jun/22 Answered by mr W last updated on 25/Jun/22 Commented by mr W last updated on 25/Jun/22…
Question Number 41103 by ajfour last updated on 02/Aug/18 Commented by ajfour last updated on 02/Aug/18 $${Q}.\mathrm{41062}\:\:{solution} \\ $$ Commented by MJS last updated on…
Question Number 105883 by bemath last updated on 01/Aug/20 Answered by mr W last updated on 01/Aug/20 $${AG}=\sqrt{\mathrm{3}^{\mathrm{2}} +\mathrm{6}^{\mathrm{2}} −\mathrm{2}×\mathrm{3}×\mathrm{6}×\mathrm{cos}\:\mathrm{120}°}=\mathrm{3}\sqrt{\mathrm{7}} \\ $$$$\frac{\mathrm{sin}\:\angle{AGF}}{\mathrm{3}}=\frac{\mathrm{sin}\:\mathrm{120}°}{\mathrm{3}\sqrt{\mathrm{7}}} \\ $$$$\mathrm{sin}\:\angle{AGF}=\frac{\sqrt{\mathrm{21}}}{\mathrm{14}} \\…
Question Number 105404 by bemath last updated on 28/Jul/20 $${Cube}\:{ABCD}.{EFGH}\:{with} \\ $$$${length}\:{side}\:\mathrm{2}\:{cm}.\:{Point}\:{P}\:{is}\:{the} \\ $$$${center}\:{of}\:{ABFE}\:{plane}.\:{The} \\ $$$${distance}\:{of}\:{HP}\:{line}\:{and}\:{the}\:{BG} \\ $$$${line}\:{is}\:\_\_\: \\ $$ Answered by john santu last…
Question Number 105356 by bemath last updated on 28/Jul/20 $$\mathcal{G}{iven}\:{a}\:{cube}\:{ABCD}.{EFGH}. \\ $$$${if}\:\alpha\:{is}\:{the}\:{angle}\:{BEH}\:\&\:{BEG}\:, \\ $$$${find}\:{the}\:{value}\:{of}\:\mathrm{cos}\:\alpha\:? \\ $$ Answered by john santu last updated on 28/Jul/20 Commented…
Question Number 39811 by ajfour last updated on 11/Jul/18 Commented by ajfour last updated on 11/Jul/18 $${The}\:{outer}\:{frame}\:{is}\:{a}\:{unit}\:{square}. \\ $$$${Find}\:{areas}\:{of}\:{red},\:{green},\:{and} \\ $$$${blue}\:{regions}\:{in}\:{terms}\:{of}\:\alpha. \\ $$ Answered by…