If the amount of day light (in hours) depending on the month of the year was an equation. what would be the key features

What is the value of the digit 1 in the number 13?

Which sum or difference identity would you use to verify that cos (180° - q) = -cos q? a.) sin (a -b) = sin a cos b – cos a sin b b.) cos (a -b) = cos a cos b – sin a sin b c.) cos (a -b) = cos a cosb + sin a sin b d.) sin (a + b) = sin a cos b + cos a sin b

Analyze the diagram below and complete the instructions that follow. how to find tan