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Binati Sheth

An Avid Reader. A Teacher. An Aid worker. An Engineer (E&C). A Writer. Budding Art Connoisseur. A philomath. A Shōnen Otaku.

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Sweta WISE

7 months ago

ye kya pdha rhe ho sir ji , laxmi bai k beta to itna bada b ni hua t ki usse raj gaddi sambhale k moka mile , or uska naam damodar tha

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Arif khan

6 months ago

Beta raja bana k uske care taker k taur pe uski mother rajya sambhalti, jaise akbar k piche bahram khan they

Rs

Rahul sharma

a year ago

mam q3 is not clear please elaborate.

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Binati Sheth

a year ago

Can you be a little more specific with the doubt?

Binati Sheth

a year ago

1. If you take a polygon with n=6 sides or what is called a hexagon, how many triangles can you draw that will have two sides in common - try doing it on paper - it will be 6 or n

Binati Sheth

a year ago

2. Try taking a simpler polygon like a square which has n=4. You only need one side in common. For triangles, you need 3 points that are not next to each other. try that out on a hexagon as well

Binati Sheth

a year ago

3. nC3 is you have n sides of a polygon and you need 3 points not on the same line to form a triangle - nC3 will give you the total number of triangles using n points (not sides)… You need no side in common so substract case 1 and case 2 from nC3

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Rahul sharma

a year ago

thanks mam.
actually language of question was not clear.

Binati Sheth

a year ago

Ohh - take any n sided polygon; how many triangles can you make based on the following conditions