Question and Answers Forum

All Questions      Topic List

Trigonometry Questions

Previous in All Question      Next in All Question      

Previous in Trigonometry      Next in Trigonometry      

Question Number 168643 by BagusSetyoWibowo last updated on 15/Apr/22

Commented by som(math1967) last updated on 15/Apr/22

$$\mathit{x}.\mathit{y}=10\mathit{i}\mathit{f}\mathit{t}\mathit{r}\mathit{i}\mathit{a}\mathit{n}\mathit{g}\mathit{l}\mathit{e}\mathit{i}\mathit{s}\mathit{r}\mathit{t}.\mathit{a}\mathit{n}\mathit{g}\mathit{l}\mathit{e}$$

Commented by safojontoshtemirov last updated on 15/Apr/22

$$\frac{y}{5}=\frac{x}{8}x=\frac{8y}{5}$$$$x^2+{(m+n)}^2=64$$$$\frac{m+n}{8}=cos30°m+n=4\sqrt{3}$$$$x^2+48=64x=44=\frac{8y}{5}y=2.5$$$$xy=4\cdot 2.5=10$$$$$$

Commented by mr W last updated on 15/Apr/22

$$\sin 30°=0.5$$$$y=5\sin 30°=2.5$$$$x=(5+3)\sin 30°=4$$$$xy=4\times 2.5=10$$

Terms of Service

Privacy Policy

Contact: info@tinkutara.com