90 degrees because perpendicular lines<span> are two or more lines that intersect at a 90-degree angle.</span>
speed=d/t=200X2/5=80km/hr
d=sXt=13X80/4=260km
865/110=173/22hr=173X60/22=173X30/11=467min
Ooh I loved this stuff but I kinda forgot how to do it but I know you are supposed to multiply 2 times pi times times radius so then 2 times 3.14 times 2.6 = ... and pi times 22 =...
