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4 Cards in this Set

  • Front
  • Back

Area

πr2 (Pi x radius squared)

Circumference

πd (Pi x diameter OR pi x radius x 2)

Sector area

Sector degree ÷ 360 x AREA OF FULL CIRCLE - πr2

Arc length

Sector degree ÷ 360 x CIRCUMFERENCE OF FULL CIRCLE - πd