Math, asked by satish201, 1 year ago

how many chords can be drawn through 21 points on circle

Answers

Answered by Anupkashyap

6

21C2 = (21*20) / (2*1)= 210

210 Chords can be drawn....

Answered by BITTU99

3

210 chords can be drawn.

Previous Question

Next Question

Similar questions

Math, 9 months ago

angles of measures (a+10°) and (2a+8°) are complementary what is the measure of each angle?

Math, 9 months ago

solve the equation5[2×+3]=3[5×+9...

Chemistry, 9 months ago

How are periodic changes useful to man answer will be correct...

Physics, 1 year ago

which fundamental force explains the process of beta- decay ?

Biology, 1 year ago

When the stomata in can plants open?

English, 1 year ago

An Essay of 'your teacher'...

History, 1 year ago

what do u mean by tribal community...

Math, 1 year ago

Divide 29 into 2 parts so that the sum of the squares of the parts is 425 ..... Find the parts...