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निम्नलिखित आकृति में त्रिभुजों की संख्या...

निम्नलिखित आकृति में त्रिभुजों की संख्या ज्ञात कीजिए :

A

27

B

23

C

29

D

31

लिखित उत्तर

Verified by Experts

The correct Answer is:
C

`triangleABL: triangleBLK: triangleBMK: triangleBMC:`
`triangleCNJ: triangleCDJ: triangleDEJ: triangleMKJ:`
`triangleEJN: triangleJIN: triangleENF: triangleNFI:`
`triangleFIH: triangleFGH: triangleABK: triangleBCK:`
`triangleBCJ: triangleKBJ: triangleJCE: triangleEFJ:`
`triangleIFJ: triangleFEI: triangleFGI: triangleCKA:`
`triangleCKE: triangleCEI: triangleEGI: triangleCJK:`
`triangleEJI:=29`
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