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I need help 100 points for a question
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24 votes
I need help 100 points for a question

I need help 100 points for a question-example-1
User Scthi
by
3.3k points

2 Answers

13 votes

For rectangle

  • L=12
  • B=4

Perimeter:-

  • 2(L+B)
  • 2(12+4)
  • 2(16)
  • 32ft

For semicircle:-

  • radius=r=4/2=2ft

Perimeter:-

  • πr
  • 2π
  • 6.28ft

Total:-

  • 6.28+32-4
  • 38.28-4
  • 34.28ft
User Thomas Schreiter
by
3.4k points
8 votes

Answer:

  • 34.28 ft

Explanation:

Find the length of semicircle

  • C = πd, circumference of circle
  • C/2 = πd/2 = 3.14*4/2 = 6.28 ft

Find the perimeter

  • P = 4 + 6.28 + 2*12 = 34.28 ft
User Zszep
by
3.1k points
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