WebHow many number of chords can be drawn through 21 points on a circle? WebHow many chords can be drawn through 21 points on a circle? Solution : There are 21 points on the circumference of a circle. Since one and only one chord can be drawn by joining 2 distinct points, therefore the required number of chords given by. Question4. In how many ways can a team of 3 boys and 3 girls be selected from 5 boys and 4 girls ...
How many number of chords can be drawn through 21 points on a …
WebMar 22, 2024 · To find: Number of chords can be drawn. Step-by-step explanation: As we know we can draw a chord on a circle having two distinct points on the circle . Total points = 16 . Required points to draw a chord = 2. Therefore. Total number of chords can be drawn . Now as we know . So we have . Hence,120 chords can be drawn through 16 points on circle WebIf n C 12 = n C 9 find 21 C n. ... How many chords can be drawn through 20 points on a circle? Solution (iv) In a parking lot one hundred , one year old cars, are parked. Out of them five are to be chosen at random for to check its pollution devices. How many different set of five cars can be chosen? can naltrexone and antabuse be taken together
How many chords can be drawn through 21 points on a circle?
WebHow many chords can be drawn through 21 points on a circle? Solution: We will be using … WebNov 28, 2024 · Answer: Since, there are 10 points on the circle and to draw a chord we need to connect any two points on the circle to make it a straight line, which implies that the number of chords = No of lines connecting any two points out of the 10 points. = 10C2 = 10*9/2 = 45 chords. Hope this helps you ! Webb) How many chords can be drawn through 21 points on a circle? (2) a) A committee of 7 has to be formed from 9 boys and 4 girls. In how many ways can this be done if committee consists of at least 3 girls? (3) MARCH 2024 4. a) If , 7! 8! 1 6! 1 x i) 32 ii) 16 iii) 64 iv) 8 (1) b) Given 5 flags of different colours, how many fix mbr from windows 10