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Measurement

Perimeter. Area. Click for Teacher Tips. Measurement. Maureen Curran and Mary Lou Aalbers Hazelwood School District. Click here to begin. Measurement. The following lesson is addressing these standards:

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Measurement

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  1. Perimeter Area Click for Teacher Tips Measurement Maureen Curran and Mary Lou Aalbers Hazelwood School District Click here to begin

  2. Measurement • The following lesson is addressing these standards: • Extend student understanding of the process and structure for measurement. (MO 1.4, 2.6, 2.7) • Apply the concepts of perimeter and area (MO 2.5, 3.8, 4.1) Click here to return to first slide

  3. PERIMETER Farmer Jones bought three horses.

  4. He must fence in his barnyard to keep his horses from straying.

  5. PROBLEM He has 72 feet of fencing available and wants to get the largest corral for his horses.

  6. Here are the designs he came up with. Design C Design A 20 27 20 20 9 9 Design B 27 20 Design D 18 24 18 18 12 12 24 18

  7. Remember!!! He wants the largest space for his horses to run and has only 72 feet of fencing.

  8. Design A 27 9 9 27 Click for answer Would this work?

  9. Design A 27 9 9 27 YES! 27+9+27+9=72 feet

  10. Design B 18 Click for answer 18 18 18 Would this work?

  11. Design B 18 18 18 18 YES! 18+18+18+18=72 feet

  12. Design C 20 20 20 20 Click for answer Would this work?

  13. Design C 20 20 20 20 NO! 20+20+20+20=80 feet Not enough fencing

  14. Design D 24 12 12 24 Click for answer Would this work?

  15. Design D 24 12 12 24 YES! 24+12+24+12=72 feet

  16. Design A Design D 27 24 9 9 12 Design B 27 12 18 24 18 18 18 Which is best?

  17. Design B 18 18 18 18 That's right!

  18. In your journal explain why Design B is the best choice. Click here to return to beginning

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