Izračunaj površinu omeđenu zelenom i narančastom petljom. Zatim izračunaj i opsege.
Neka je 
.
Odgovor upišite kao listu od 4 broja zaokružena na 2 decimale. (zelena i narančasta površina, zeleni i narančasti opseg)
Calculate the area bordered by the green as well as the orange loop respectively. Do the same for the circumference.
Let .
Give the answer as a list with 4 numbers: area(green), area(orange), curcumfence(green), circumfence(orange). Round all numbers to two places after decimal point.
[lang=hr]
Izračunaj površinu omeđenu zelenom i narančastom petljom. Zatim izračunaj i opsege.
\begin{figure}
\centering
\includegraphics[scale=0.5]{p22.jpeg}
\end{figure}
Neka je $a=1, b=\pi/2$.
Odgovor upišite kao listu od 4 broja zaokružena na 2 decimale. (zelena i narančasta površina, zeleni i narančasti opseg)
[/lang]
[lang=en]
Calculate the area bordered by the green as well as the orange loop respectively. Do the same for the circumference.
\begin{figure}
\centering
\includegraphics[scale=0.5]{p22.jpeg}
\end{figure}
Let $a=1, b=\pi/2$.
Give the answer as a list with 4 numbers: area(green), area(orange), curcumfence(green), circumfence(orange). Round all numbers to two places after decimal \textbf{point}.
[/lang]
