Question Number 193906 by cherokeesay last updated on 22/Jun/23 Answered by Subhi last updated on 22/Jun/23 $$ \\ $$$$\frac{\mathrm{1}}{{sin}\left(\mathrm{18}\right)}=\frac{\mathrm{1}+{y}}{{sin}\left(\mathrm{144}−{x}\right)}\: \\ $$$$\frac{\mathrm{1}}{{sin}\left(\mathrm{18}\right)}=\frac{{y}}{{sin}\left({x}\right)}\:\Rrightarrow\:{y}\:=\:\frac{{sin}\left({x}\right)}{{sin}\left(\mathrm{18}\right)} \\ $$$$\frac{\mathrm{1}}{{sin}\left(\mathrm{18}\right)}=\frac{\mathrm{1}+\frac{{sin}\left({x}\right)}{{sin}\left(\mathrm{18}\right)}}{{sin}\left(\mathrm{144}−{x}\right)} \\ $$$${sin}\left(\mathrm{144}−{x}\right)={sin}\left(\mathrm{18}\right)+{sin}\left({x}\right)…
Question Number 193792 by Rupesh123 last updated on 20/Jun/23 Answered by a.lgnaoui last updated on 21/Jun/23 Commented by a.lgnaoui last updated on 21/Jun/23 Terms of…
Question Number 193726 by mr W last updated on 18/Jun/23 Answered by som(math1967) last updated on 18/Jun/23 $${a}+{b}+{c} \\ $$$$=\mathrm{tan}^{−\mathrm{1}} \frac{\mathrm{1}}{\mathrm{3}}\:+\mathrm{tan}^{−\mathrm{1}} \frac{\mathrm{1}}{\mathrm{2}}+\mathrm{tan}^{−\mathrm{1}} \mathrm{1} \\ $$$$=\mathrm{tan}^{−\mathrm{1}}…
Question Number 193719 by mr W last updated on 18/Jun/23 Commented by mr W last updated on 18/Jun/23 $${the}\:{thin}\:{rope}\:{consists}\:{of}\:{two}\:{uniform} \\ $$$${parts}: \\ $$$${part}\:\mathrm{1}:\:{length}\:{l}_{\mathrm{1}} ,\:{mass}\:{m}_{\mathrm{1}} \\…
Question Number 193706 by Rupesh123 last updated on 18/Jun/23 Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 193686 by Rupesh123 last updated on 18/Jun/23 Answered by mr W last updated on 18/Jun/23 Commented by mr W last updated on 18/Jun/23…
Question Number 193635 by mr W last updated on 17/Jun/23 Commented by mr W last updated on 17/Jun/23 $${find}\:{the}\:{largest}\:{circle}\:{and}\:{the}\:{largest} \\ $$$${square}\:{which}\:{you}\:{can}\:{completely} \\ $$$${cover}\:{with}\:{three}\:{circular}\:{plates}\:{with} \\ $$$${radius}\:\mathrm{1}\:{respectively}.…
Question Number 193671 by cherokeesay last updated on 17/Jun/23 Answered by mr W last updated on 17/Jun/23 $${R}={radius} \\ $$$${a}={width}\:{of}\:{rectangle} \\ $$$$\mathrm{4}^{\mathrm{2}} −{a}^{\mathrm{2}} ={a}\left(\mathrm{2}{R}−{a}\right) \\…
Question Number 193522 by Mingma last updated on 16/Jun/23 Answered by Subhi last updated on 16/Jun/23 $$\frac{{x}+{z}}{{sin}\left(\mathrm{100}\right)}=\frac{{x}}{{sin}\left(\mathrm{40}\right)} \\ $$$${sin}\left(\mathrm{100}\right){x}={sin}\left(\mathrm{40}\right){x}+{sin}\left(\mathrm{40}\right){z}\:\Rrightarrow\:{x}=\frac{{sin}\left(\mathrm{40}\right){z}}{{sin}\left(\mathrm{10}\right)−{sin}\left(\mathrm{40}\right)}\:\left({i}\right) \\ $$$$\frac{{z}}{{sin}\left({y}−\mathrm{40}\right)}=\frac{{x}+{z}}{{sin}\left({u}\right)} \\ $$$${u}+{y}−\mathrm{40}=\mathrm{180}−\mathrm{140}=\mathrm{40}\:\Rrightarrow\:{y}=\mathrm{80}−{u}\:\left({ii}\right) \\ $$$$\frac{{z}}{{sin}\left(\mathrm{40}−{u}\right)}=\frac{{x}+{z}}{{sin}\left({u}\right)}…
Question Number 193548 by lmcp1203 last updated on 16/Jun/23 Commented by lmcp1203 last updated on 16/Jun/23 $${hint}\:{by}\:{trigonometry}\:\:{x}=\mathrm{10} \\ $$ Answered by Subhi last updated on…