### Chittagong-Higher secondary 2016

Posted:

**Mon Dec 24, 2018 12:56 pm**The lengths of the sides of the rectangle ABCD are 10 and 11. An equilateral triangle is drawn in such a way that no point is situated outside ABCD. The maximum area of the triangle can be expressed as

I have determined the maximum area of the triangle (221ā3 - 400).But the matter of irony is that the area isn't in the form as mentioned in the question.

**(pāq)/r**where p, q and r are positive integers and q is not divisible by any square number.**p+q+r=?**I have determined the maximum area of the triangle (221ā3 - 400).But the matter of irony is that the area isn't in the form as mentioned in the question.