Question 15974 – STQC-NIELIT STA 2021
April 29, 2024Question 10033 – GATE 1997
April 30, 2024Question 1599 – Nielit Scientist-B IT 22-07-2017
The number of diagonals that can be drawn by joining the vertices of an octagon is
Correct Answer: C
Question 15 Explanation:
Octagon consists of the 8 vertices and we can draw 5 diagonals
So, we can construct 5*8 = 40 diagonals.
But we have constructed each diagonal twice, once from each of its ends. Thus there are 20 diagonals in a regular octagon.
So, we can construct 5*8 = 40 diagonals.
But we have constructed each diagonal twice, once from each of its ends. Thus there are 20 diagonals in a regular octagon.
28
48
20
None of the option
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