Twenty-five percent of what number is 80?
2 answers:
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Answer:
<h2>S.A. = 234 mm²</h2>Step-by-step explanation:
The formula of a surface area of a rectangular prism:
l - length
w - width
h - height
We have l = 15 mm, w = 3 mm, h = 4 mm. Substitute:
Keeping in mind that, there are 12 months in a year, therefore, 7 months is really just 7/12 of a year.
