3 years ago

Please help please find the answer quick

Mathematics

1 answer:

sergejj [24]3 years ago

5 0

1. 64+28+21=113 sq. feet

2. 5x5=25 sq. ft.

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A rectangular prism is completely packed with 90 cubes of edge length fraction 1 over 2 inch, without any gap or overlap. Which

Katarina [22]

Check the picture below.

ok, notice the volume of the smaller cube forming the larger cube. Keeping in mind that the larger cube has 90 of those small ones.

$\bf \stackrel{\textit{larger cube}}{V}=90\stackrel{\textit{small cube}}{V}\implies \stackrel{\textit{larger cube}}{V}=90\cdot \cfrac{1}{8}$