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If you know that there are 2.54 centimeters in 1 inch, show how you would determine how many centimeters are in 20 inches.

Sagot :

Explanation:

1 in = 2.54 cm

20 in = 20 in * 2.54 cm/(1 in) = 50.8 cm

20 in = 50.8 cm

Answer: there are 50.8 cm in 20 inches.