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¿Cuántas esferas hay en la figura 20?
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¿Cuántas esferas hay en la figura 20?

¿Cuántas esferas hay en la figura 20?-example-1
User RobinXSI
by
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1 Answer

2 votes

Answer:

418

Explanation:

fig 2 = fig 1 + 5

fig 3 = fig 2 + 7 or fig 1 +5+7 16

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

4+5+7+9+11+13+15+17+18+19+21+23+25+27+29+31+33+35+37+39

User Raine Dale Holgado
by
5.5k points
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