What is the surface area? 10 mm
7 mm
4 mm
1 answer:
Answer:
Perhaps 270 mm^2, if it is a box.
Step-by-step explanation:
What shape is this? A box?
If a box:
There are 6 faces:
1. 2 ends: 7mm x 4mm = 28 mm^2/end
2. 2 sides: 10mm x 7mm = 70 mm^2/side
3. top and bottom: 10mm x 4 mm = 40 mm^2/each
====
<u>Totals:</u>
1. 56 mm^2
2. 140 mm^2
3. <u>80 mm^2</u>
Total 270 mm^2
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