Area of circles
perimeter of semi-circles
Circumference of circles
Area of semi-circles
100

  3.14(4)(sq)

what is 12.56sq

100

3.14(2)+2(2)

what is 10.28sq

100

2(4)(3.14)

what is 25.12sq

100

3.14(1)(sq)(1/2)

what is 1.57sq

200

3.14(3)(sq)

28.26sq

200

3.14(4)(1/2)+4

10.28sq

200

15(3.14)

75.36sq

200

3.14(4)(sq)+16

what is 66.24 sq?

300

3.14(7.5)(sq)

176.625sq

300

2(8)(3.14)(1/2)

what is 41.12sq

300

24(3.14)

what is 75.36sq


300

3.14(2)(7)(squared)(1/2)

what is 153.86?

400

3.14(13)(sq)

what is 530.66sq

400

2(18)(3.14)

what is 92.52sq

400

2(4.2)(3.14)

what is 26.376sq

400

3.14(13)(squared)+3/4

what is 531.41 sq?

500

what are the two formulas for the Area of circle ?

what is 3.14(r)(sq) & 3.14(d)

500

what are the two formulas for the perimeter of a semi-circle ?

 P = 1/2 (3.14d) + d & P = 3.14(r) + 2(r)

500

what are the two formula for circumference of a circle ?

C = 2(3.14)(r) & C = 3.14(d)

500

what are the two formulas for the area of semi-circles ?

A = 3.14(r)(2)(1/2) & 3.14(d)(2)

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