Category: Geometry

Question Number 142849 by liberty last updated on 06/Jun/21 Answered by bemath last updated on 06/Jun/21 Terms of Service Privacy Policy Contact: info@tinkutara.com

Question Number 77280 by A8;15: last updated on 05/Jan/20 Commented by mr W last updated on 05/Jan/20 $$??????$$$$canyouunderstandyourselfsir?$$ Commented by mathmax…

Question Number 11740 by tawa last updated on 30/Mar/17 $$\mathrm{Metal}\mathrm{pellets}\mathrm{of}\mathrm{mass}0.1\mathrm{kg}\mathrm{are}\mathrm{fired}\mathrm{into}\mathrm{an}\mathrm{iron}\mathrm{plate}\mathrm{of}\mathrm{large}\mathrm{mass}\mathrm{m}$$$$\mathrm{and}\mathrm{specific}\mathrm{heat}\mathrm{capacity}\mathrm{c}\mathrm{at}\mathrm{a}\mathrm{temperature}\mathrm{of}15°\mathrm{C}.25\mathrm{\%}\mathrm{of}\mathrm{the}\mathrm{kinetic}$$$$\mathrm{energy}\mathrm{of}\mathrm{the}\mathrm{pellets}\mathrm{is}\mathrm{converted}\mathrm{thermal}\mathrm{energy}\mathrm{and}\mathrm{the}\mathrm{plate}\mathrm{temperature}$$$$\mathrm{rises}\mathrm{to}16°\mathrm{C}.\mathrm{The}\mathrm{average}\mathrm{speed}\mathrm{of}\mathrm{the}\mathrm{pellets}\mathrm{before}\mathrm{hitting}\mathrm{the}\mathrm{plate}\mathrm{was}?$$ Terms of Service Privacy Policy Contact: info@tinkutara.com

Question Number 11632 by Joel576 last updated on 29/Mar/17 Answered by sandy_suhendra last updated on 29/Mar/17 Commented by sandy_suhendra last updated on 29/Mar/17 $$\mathrm{Area}\:\Delta\mathrm{AOB}\:+\:\mathrm{Area}\:\Delta\:\mathrm{BPC} \…

Question Number 11594 by JAZAR last updated on 28/Mar/17 $$pleasehowcandemonstred$$$$\text{Missing left or extra right}$$ Answered by mrW1 last updated on 28/Mar/17 $${that}^{\prime }snottrue!$$$$\mathrm{sin}\:\left(\mathrm{2}{x}\right)/\mathrm{cos}\:\left(\mathrm{2}{x}\right)=\mathrm{tan}\:\left(\mathrm{2}{x}\right)\neq\mathrm{2sin}\:\left(\mathrm{2}{x}\right)…