Question

Find the area of the polygon

Answer 1

$A_{\fbox{ }}=5\ cm\times2\ cm=10\ cm^2\\\\A_\Delta=\dfrac{3\ cm\times2\ cm}{2}=3\ cm^2\\\\The\ area\ of\ the\ polygon:A=A_{\fbox{ }}-A_\Delta\\\\A=10\ cm^2-3\ cm^2=7\ cm^2\\\\Answer:\boxed{7\ cm^2}$