Campus
Maths Puzzle
Logical Reasoning
Find the number of rectangles 5x5 square matrix (A square is also considered a rectangle)
Read Solution (Total 4)
-
- 6 line use
so mC2 * nC2
=6C2 *6C2
=(6*5/2) * (6*5/2)
=225
- 8 years agoHelpfull: Yes(0) No(0)
- there can be 36 unique diagonal points.and each square has 4 unique diagonal.so 36*25/4=225
- 8 years agoHelpfull: Yes(0) No(0)
- 25+16+8+4+1=54
- 8 years agoHelpfull: Yes(0) No(0)
- Number of rectangles= ((n*(n+1))^2)/4
So here n=5
Substitute value,we will get rectangles 225 - 8 years agoHelpfull: Yes(0) No(0)
Campus Other Question