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Lemur [1.5K]
3 years ago
11

if you want to make a rectangular prism out of cardboard without overlapping cardboard. it has the length of 3 feet the width of

1 foot, and the height of 2 feet. how much cardboard would you need to buy?
Mathematics
1 answer:
Phantasy [73]3 years ago
8 0

The surface area of a rectangular prism is given by

... S = 2(LW +H(L+W))

For your dimensions, the surface area is

... S = 2(3·1 + 2(3+1)) = 2(3 + 8) = 22 . . . ft²

You might be interested in
Hi.
NeX [460]

Answer:

(a)

1 sig: 0.005

2 sig: 0.0048

3 sig: 0.00482

(b)

1 sig: 50

2 sig: 50.

3 sig: 50.0

(c)

1 sig: 0.0010

2 sig: 0.00098

3 sig: 0.000981

Step-by-step explanation:

Significant Figures Rules:

  1. Any non-zero digit is significant.
  2. Any trailing zeros after the decimal is significant.
  3. Any zeros between 2 significant digits are significant.
  4. Zeroes before significant numbers in the decimal place are NOT significant; they are placeholders.

(a)

0.004816 - the zeros are placeholders, so they do not count as sig figs.

(b)

50.00168 - the zeros are between 2 significant figures, so they do count as sig figs.

(c)

0.0009812 - the zeros are placeholders, so they do not count as sig figs

5 0
3 years ago
What is the difference between polygons and quadrilaterals?​
julia-pushkina [17]

A polygon cannot have curved sides. Examples of polygons include a triangle, square, rectangle, or any unnamed shape that is closed in, and has straight sides. ... A quadrilateral is a special kind of polygon that has exactly four sides that are all line segments.

...

8 0
3 years ago
If the present value of an investment is $5,000, what will be its future value in three years if you apply a compound interest o
Nimfa-mama [501]
5000(1+0.05)^3==5,788.125
4 0
3 years ago
Just need to know how to solve
daser333 [38]

Answer:

so where the points are on the triangles is where you would go side to side and up and down

Step-by-step explanation:

8 0
2 years ago
Read 2 more answers
Round 6.81 to the nearest tenth
zhenek [66]
6.8 is the answer!!!!
8 0
3 years ago
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