List the following rational numbers in order from least to greatest -1/2, 2.5, -8 1/4, 1 1/2,-1.5,3

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.

Name the most appropriate metric unit for each measurement like the mass of cow

Need on this geometry question. explain how you did it.