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Understanding Quadrilaterals — MATHS STD 8 — Question

Gujarat BoardEnglish MediumSTD 8MATHSUnderstanding Quadrilaterals1 Mark
MCQ
How many diagonals does a hexagon have?
  • ✓
    $9$
  • B
    $8$
  • C
    $2$
  • D
    $6$
✓

Answer

Correct option: A.
$9$
We know that, the number of diagonals in a polygon of n sides is $n(n−3) 2 $, In hexagon, $n = 6$
Number of diagonals in a hexagon $= 6(6−3) 2 = 6\times 3 2 = 3 \times 3 = 9.$

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