If there are 8 sides then find no of diagonals formed
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Answered by
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
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.
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