In the figure below, line a is parallel to line b. If the measure of ∠6=35° and ∠4=30°, what are the measures of ∠1, ∠5, ∠7, and ∠8? Enter your answers in the boxes below.∠1: degrees ∠5: degrees ∠7: degrees ∠8: degrees

There are 1872 steps in a building that has 104 floors. each floor has the same number of steps. a second building has the same number of floors but 2 fewer steps between each floor. how many steps are there between each floor of the second building?