Use the image above and the rules of geometry to find how tall is the tree.

Which is the equation of a line perpendicular to the line with the equation 3x+4y=8

Pranza plotted point a in the coordinate plane below.

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