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If the length of a pencil is 20 cm ± 1 cm, find the percentage error. Answer should be 5%, but I need the explanation.

If the length of a pencil is 20 cm ± 1 cm, find the percentage error. Answer should be 5%, but I need the explanation.
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If the length of a pencil is 20 cm ± 1 cm, find the percentage error.

Answer should be 5%, but I need the explanation.

User Max Liashuk
by
8.0k points

1 Answer

2 votes

Answer:

it should be 21 cm the pencil is 21 cm

User FrankTan
by
7.9k points
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