Mathematics, 08.12.2021 01:20 Sambo2239

Form 8B were investigating how a metal bar expands while being heated. The bar was originally 30 cm in length and it expanded to 31.75 cm.
Calculate the percentage increase in length. Give your answer correct to 1 decimal
place.

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Form 8B were investigating how a metal bar expands while being heated. The bar was originally 30 c...