The discussion focuses on calculating the length of a circuit using the formula D = rt, where D represents distance, r is the rate of speed, and t is time. The user defines three speeds for different modes of travel: walking at 60/a mph, riding at 60/b mph, and driving at 60/c mph. The equation for the total distance is expressed as d = (60/a)t1 + (60/b)t2 + (60/c)t3. The user seeks assistance in progressing from this equation to find the length of the circuit.
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Use the information given in the problem for the times of the different routes, using some notation for the sides of the triangle.paulmdrdo said:Homework Statement
Homework Equations
D = rt
The Attempt at a Solution
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This is my attempt
let d= length of the circuit
60/a mph --- speed for walking
60/b mph ----speed for riding
60/c mph ---- speed for driving
d=(60/a)t1+(60/b)t2+(60/c)t3
From here I cannot continue. Kindly help me. Thanks!