Find distance of each

Zahra runs a 500-meter race at a constant speed. which graph shows her distance from the finish line during the race?

If cos(θ)=2853 with θin q iv, what is sin(θ)?

In 1995 america online had about 3000000 users over the next decade users are expected to increase from a few million to the tens of millions suppose the number of users increased by 150% by the year 2000 how many users will there be in the year 2000