The square of an integer number
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Answer:
40 cm² = <em>B</em>
178,127514 ≈ LA
218,127514 ≈ <em>SA</em>
Step-by-step explanation:
First and foremost, since we were not given a height, to find the height, take one-third of the <em>area </em><em>base</em><em> </em>[<em>area base</em> in this case is <em>ws</em><em>,</em><em> </em>since it is a rectangular base]:
This is your <em>height</em><em>.</em>
Now, to find the lateral area, we use this formula:
Plugging these numbers into this formula will give you an approximate value of 178,127514.
Then you add the lateral area to the base area to get your surface area:
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