Math, asked by bunny1828, 2 months ago

If there are 8 sides then find no of diagonals formed​

Answers

Answered by kinjalkarnawat
1

Answer:

20 diagonals are formed

Step-by-step explanation:

More information

a square (or any quadrilateral) has 4(4−3)/2 = 4×1/2 = 2 diagonals. an octagon has 8(8−3)/2 = 8×5/2 = 20 diagonals.

Answered by manushrilead
0

Answer:

20

Step-by-step explanation:

Formula to find the no of diagonals when sides are given is ;

n(n-3)/2, where n = no of sides.

n = 8.

Diagonals = 8 (8-3) / 2 = 8 * 5 / 2

20 diagonals.

Regards!

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