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Text Solution

`15 sqrt(2)` `10sqrt(2)``10``15`

Answer :

DSolution :

Equation of line AB is given by `y=10 + ((10)/(T))t` <br> `y_(av)=(1)/(T) int_(0)^(T) y dt =1/T int_(0)^(T) (10+(10)/(T)t)dt = 1/T |10t+(5t^(2))/(T)|_(0)^(T)=15`