2 years ago

Find the surface area.

Mathematics

1 answer:

Marysya12 [62]2 years ago

8 0

let's notice, this is a Cube, namely all equal sides, and mind you it has 6 sides, Check the picture below.

$\stackrel{\textit{area of all 6 sides}}{6(9\cdot 9)\implies 486}$

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Find the surface area. ​

Find the surface area.