A train leaves Richmond at 8:50AM and arrives at Washington DC at 11:35AM. How long does the trip take?​

2 hours 45 minutes.

Step-by-step explanation:

9 :00 - 8:50 = 10 minutes.

11:35 - 9.00 = 2 hours 35 minutes.

So length of the trip = 2 hours 45 minutes.

the expression (1.26)2t reveals the approximate rate of increases in the number of plants semiannually.

hope this : )

circle area = pi * radius^2

if diameter = 10 then radius = 5

circle area = pi * 5^2

circle area = pi * 25

circle area = 78.5398163397 square units

step-by-step explanation: