Oklahoma Ag in the Classroom

March Page

March 14 is Pi Day

The Greek letter pi, is the symbol for the ratio of the circumference of a circle to its diameter. Pi = 3.1415926535... Pi Day is celebrated by math enthusiasts around the world on March 14th.

Celebrate by making pizza, pot pie, veggie and/or fruit pie. Use the pies in the following math activities:

  • Measure by circumference.
  • Measure by area.
  • Determine approximate volume.

Pie Recipes:

Hat sizes are determined using pi.

  • Students use measuring tape to measure the circumference of their heads. (Think of where a hat sits on the head).
  • Divide the circumference by pi to get the hat size.

Measuremania

Circles in the Landscape

P.A.S.S.

  • Grade 7 - Math Process: 1.1,3,5,6; 4.1; 5.4. Math Content: 4.1b
  • Grade 8 - Math Process: 1.1,3,5,6; 4.1; 5.4. Math Content: 3.1; 4.1,3a

March Page

Oklahoma Ag in the Classroom

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Oklahoma Ag in the Classroom is a program of the Oklahoma Cooperative Extension Service, the Oklahoma Department of Agriculture, Food and Forestry and the Oklahoma State Department of Education.