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how many triangles are formed in a octagon
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- 8C3=56,
we have to pick 3 points out of 8 points to make triangles ... - 12 years agoHelpfull: Yes(12) No(4)
- 8C3=56
total there are 8 corners for an octagon and we have to make maximum triangles out of it.a triangle has 3 corners.So here we have to find maximum number of combinations of '3' points from available 8 points - 12 years agoHelpfull: Yes(8) No(5)
TCS Other Question
Pizza shops make pizzas of same thickness but different diameter. Cost of pizza A with diameter 8 cm is 80 $, cost of the pizza B with diameter 12 cm is 240 $, cost of the pizza B with diameter 24 cm is 720 $. Which of the above mentioned pizzas gives the best value for money?
(a) A
(b) B
(c) C
(d) Cannot say
17 people(a1,a2----a17) are invited to a party. the host and hostess shake hands with an invitee and also with each-other.the invitee shake hands in circular manner i.e. pairs(a1,a2)(a2,a3)---(a16,a17)(a17,a1) shake hand and total of 52 shake hands.Let S be
people such that every pair shake hands.The size of S is 4,1,2,3