HELP
Write an equation that represents the line.
Use exact numbers.

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.

The trigonometric ratios sine and secant are reciprocals of each other

Choose the more precise measurement. 26.4 cm or 8.39 cm