Use cubes to build a rectangular prism. The base is 2 cubes by 4 cubes and 2 layers high. How many cubes are needed to make the
2 answers:
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Answer:
The real perimeter is:
And the area would be:
Step-by-step explanation:
For this case we know one side of a square given 6mm.
We can begin calculating the perimeter for the scale figure with this formula:
The area for this case is given by:
And we know that the drawing has a scale of 1 mm : 7 km and if we convert the perimeter to km we got:
And the area would be: