There are 36 squares on each red and white checkered tablecloth. How many squares are there on 7,011 tablecloths

Is δ pmr similar to δ smn ? if so, which postulate or theorem proves these two triangles are similar?

Compare these two waves: the blue and orange waves have the same pitch, but the blue wave is louder. the blue and orange waves have the same volume, but the blue wave has a higher pitch. the orange wave has a higher pitch, but the blue wave is louder. the blue wave has a higher pitch, but the orange wave is louder.

What dimensions can créate more than one triangle ?