Vocabulary
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Symbol for pi
What is π?
Circumference of a circle that has a diameter of 1in (in terms of pi)
What is C = π inches?
or
What is C = 3.14in?
Area of a circle with radius 1cm (in terms of pi)
What is A = 3.14cm ?
Formula A = BxH
What is parallelogram?
The distance around the circle
What is Circumference?
Day we celebrate pi day
What is March 14th?
Circumference of a circle that has a radius of 9 meters (in terms of pi)
What is C = 18π meters?
Area of a circle with radius of 3cm (in terms of pi)
What is A = 9π cm?
Formula A = S2
What is square?
The distance across the circle through the center point
What is diameter?
Decimal approximation of pi
What is 3.14?
Circumference of a circle that has radius of 27.2cm
What is C ≈ 170.8cm?
Area of a circle with radius 6meters
What is A ≈ 113.1meters?
Formula A = 1/2 BxH
What is triangle?
The distance from the outside of the circle to the center point
What is radius?
Fractional approximation of pi?
What is 22/7?
Circumference of a circle that has a diameter of 2.5 meters
What is C ≈ 7.85 meters?
Area of a circle with diameter 18in
What is A ≈ 254.47?
Formula A = 1/2 (b1 + b2) x h
What is trapezoid?
What is chord?
Pi represents the _________ of the circumference of a circle to its diameter.
What is ratio?
Formula for finding the circumference of a circle
What is C = π d?
or
What is C = 2πr?
Formula for finding the area of a circle
What is A = π r2
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