February 2019 0 25 Report
Korzystając z oznaczeń na poniższym rysunku oceń, czy podane równości są prawdziwe.
x= \frac{2P}{h} -y \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ tak /nie  \\ \\ P = \frac{1}{2} xh+ \frac{1}{2} yh \ \ \ \ \ \ \ \ \ \ \ \ \ \ tak /nie  \\ \\ h= \frac{x+y}{2P} \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ tak /nie  \\ \\ y= \frac{2h}{P} -x \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ tak /nie
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