\(P\cong 154,57cm,A\cong 535,5cm^{2}\)

\(P\cong 74,63cm,A\cong 1070,4cm^{2}\)

\(P\cong 114,63cm,A\cong 1070,4cm^{2}\)

\(P\cong 114,63,57cm,A\cong 535,5cm^{2}\)

\(a)\alpha =82^{\circ}{1}'{27}'',b)\tan \alpha =\sqrt{2}\)

\(a)\alpha =13^{\circ}{0}'{27}'',b)\tan \alpha =2\)

\(a)\alpha =13^{\circ}{0}'{27}'',b)\tan \alpha =\sqrt{2}\)

\(a)\alpha =82^{\circ}{1}'{27}'',b)\tan \alpha =\sqrt{5}\)

\(a)\bar{v_{0}}=\left ( -10,-10 \right )\frac{m}{s},y_{0}=400m,b)t=8s\)

\(a)\bar{v_{0}}=\left ( 0,-10 \right )\frac{m}{s},y_{0}=400m,b)t=8s\)

\(a)\bar{v_{0}}=\left ( 0,-10 \right )\frac{m}{s},y_{0}=350m,b)t=3s\)

\(a)\bar{v_{0}}=\left ( -10,0 \right )\frac{m}{s},y_{0}=400m,b)t=3s\)

\(a)-78,b)S=\left \{ \frac{\pi }{4},\frac{2\pi }{3} \right \}\)

\(a)-30,b)S=\left \{ \frac{\pi }{3}, \right \}\)

\(a)78,b)S=\left \{ \frac{\pi }{3}, \right \}\)

\(a)-30,b)S=\left \{ \frac{\pi }{3},\frac{2\pi }{3} \right \}\)

\(a)\bar{E}\left ( B \right )=\left ( 24,0 \right )N,b)\bar{A}=\left ( 100\sqrt{3},100 \right )N,\bar{P}=\left ( 0,-400 \right )N\)

\(a)\bar{E}\left ( B \right )=\left ( 24,0 \right )N,b)\bar{A}=\left ( 100\sqrt{3},100 \right )N,\bar{P}=\left ( -400, 400 \right )N\)

\(a)\bar{E}\left ( B \right )=\left ( 24,0 \right )N,b)\bar{A}=\left ( 200\sqrt{3},200 \right )N,\bar{P}=\left ( 0,400 \right )N\)

\(a)\bar{E}\left ( B \right )=\left ( 24,0 \right )N,b)\bar{A}=\left ( 100\sqrt{3},100 \right )N,\bar{P}=\left ( 0,400 \right )N\)