Hi Unnati,
If sides of a triangle are 6,10 and x, then for x = 8, the area of triangle will be maximum.
We can understand this, by hit and trial method to obtain this answer. As, this is the most relevant answer.
Feel free to ask doubts in the Comment Section.
I hope this information helps you.
Good Luck!
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile