The side of an equilateral triangle is given as 8 cm, correct to the nearest centimetre. What is the least possible length of its perimeter?

Szuflad asked Jun 26, 2023

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Szuflad asked Jun 26, 2023

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10 votes

$\textsf {21 cm}$

$\textsf {If it is correct to the nearest centimeter, then the least side length}\\\textsf {would be 8 - 1 = 7 cm. }$

$\textsf {Then, the least possible perimeter would be :}$

$\mathsf {7 * 3}$

$\textsf {21 cm}$

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