Seudónimo Seudónimo

21-05-2017
Mathematics

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How many sides do 1 decagon and 2 quadrilaterals have in all?

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Аноним Аноним

21-05-2017

Decagon = 10 sides = 10

Quadrilateral = 4 sides = 4 x 2 = 8

10 + 8 = 18 IN TOTAL

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