WILL GIVE BRAINLEIST the measures of the angle of a triangle are shown in the figure below solve for x
(6x+20)°
(7x-10)°
105°

Louis wants to carpet the rectangular floor of his basement.the basement has an area of 864 square feet.the width of the basement is 2/3 it's length. what is the length of louis's basement

See attachment below and find the equivalent of tan(∠qsr)

Acyclist bike x distance at 10 miles per hour .and returns over the same path at 8 miles per hour.what is the cyclist average rate for the round trip in miles per hour ?