What is the metric equivalent to a 6-in. english rule a. a 12 ft flexible rule b. a 0.5 mm graduated caliper c. a 10 mm rule d. a15 cm rule

D. A 15 cm rule

Explanation:

6 inches in the English system is roughly equivalent to 15.24 cm. Therefore, the closest equivalent to the 6 inches rule is the 15 cm rule, which is a size that is commonly manufactured. The English system is still used by some countries in the Commonwealth and former British colonies. However, the metric system is far more widespread around the world.

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