I was browsing the AMC 2010 Brochure, and came across problem
10A-12, 12A10. It it possible to solve this problem with the given information? If so, how? Thanks in advance.
I was browsing the AMC 2010 Brochure, and came across problem
10A-12, 12A10. It it possible to solve this problem with the given information? If so, how? Thanks in advance.
Hello, asyed94!
It's much easier thank you imagine . . .
In quadrilateral
And the length of diagonal is an integer.
Find the length ofCode:A o 9 * * * * D * * o * 5 * * * 5 * * * * * * C o * * * * * * o B 17
In , the Triangle Inequality says: .
That is: .
In , the Triangle Inequality says: .
That is: .
Therefore: is an integer between 12 and 14 . . .