Advertisements
Advertisements
Question
Choose the correct alternative:
Number of sides of a polygon having 44 diagonals is ______
Options
4
4!
11
12
Advertisements
Solution
11
APPEARS IN
RELATED QUESTIONS
The number of ways selecting 4 players out of 5 is
Thirteen guests have participated in a dinner. The number of handshakes that happened in the dinner is:
If `""^15"C"_(2"r" - 1) = ""^15"C"_(2"r" + 4)`, find r
If nPr = 720 and nCr = 120, find n, r
Prove that `""^35"C"_5 + sum_("r" = 0)^4 ""^((39 - "r"))"C"_4` = 40C5
Prove that `""^(2"n")"C"_"n" = (2^"n" xx 1 xx 3 xx ... (2"n" - 1))/("n"!)`
How many chords can be drawn through 20 points on a circle?
Find the total number of subsets of a set with
[Hint: nC0 + nC1 + nC2 + ... + nCn = 2n] 4 elements
Find the total number of subsets of a set with
[Hint: nC0 + nC1 + nC2 + ... + nCn = 2n] n elements
A trust has 25 members. How many ways 3 officers can be selected?
How many different selections of 5 books can be made from 12 different books if, Two particular books are never selected?
How many triangles can be formed by 15 points, in which 7 of them lie on one line and the remaining 8 on another parallel line?
A polygon has 90 diagonals. Find the number of its sides?
Choose the correct alternative:
The number of ways in which a host lady invite 8 people for a party of 8 out of 12 people of whom two do not want to attend the party together is
Choose the correct alternative:
The number of parallelograms that can be formed from a set of four parallel lines intersecting another set of three parallel lines
Choose the correct alternative:
`""^(("n" - 1))"C"_"r" + ""^(("n" - 1))"C"_(("r" - 1))` is
Choose the correct alternative:
The product of first n odd natural numbers equals
