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41 votes
41 votes
This figure represents a small paperweight that is to be covered on all sides with a plaid fabric.

How much fabric is needed to cover the paperweight?

Enter your answer as a decimal in the box.

cm²

HELP ASAP 50 POINTS!!!!

This figure represents a small paperweight that is to be covered on all sides with-example-1
User Neil Weicher
by
3.7k points

2 Answers

24 votes
24 votes

Answer:

111.5 cm²

Explanation:

Fabric needed to cover paperweight = Surface Area

Surface Area

  • 2(LH + BH + LB)
  • 2(5 x 3.5 + 4.5 x 3.5 + 5 x 4.5)
  • 2(17.5 + 15.75 + 22.5)
  • 2(55.75)
  • 111.5 cm²
User David Downes
by
3.3k points
25 votes
25 votes

Find total surface area

  • L=4.5cm
  • B=5cm
  • H=3.5cm

Now

TSA

  • 2(LB+BH+LH)
  • 2(4.5×5+3.5×5+3.5×4.5)
  • 2(55.75)
  • 111.5cm²
User Holger Sindbaek
by
3.1k points