How many triangles can be found out from the following figure?

Options

A. 17
B. 21
C. 24
D. 25

Answer

C

Explanation

The triangles are :
`Delta AKH, Delta AHI: Delta AIB, Delta AHC, Delta AKC, Delta ABC, Delta BIC, Delta BCH, Delta AHB: Delta HJC, Delta JCD, Delta HJF, Delta JFD, Delta GLF, Delta LFE, Delta GFE, Delta HFD, Delta HCD, Delta FDC, Delta HFC, Delta AJC, Delta ACD, Delta HIC, Delta HBD,`