29 July 2017

534. Count the triangles

Easy Medium Hard Extreme

How many triangles in the figure above?

Show Answer

There are 15 triangles in total.

Size 1X1: 3 (BED, CFE and EJH)
Size 2X2: 4 (AFD, CKH, BJG and ENM)
Size 3X3: 4 (AKG, COM, BNL and ERQ)
Size 4X4: 3 (AOL, CSQ and BRP)
Size 5X5: 1 (ASP)

Hide Answer

No comments:

Post a Comment