Respuesta :
D. Heptagon
A decagon has 10 sides
an octogon has 8 sides
a pentagon has 5 sides
a heptagon has 7 sides which in turn leaves you with your answer
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Answer:
heptagon
Step-by-step explanation:
Decagon has 10 sides
Octagon has 8 sides
Pentagon has 5 sides
Heptagon has 7 sides