6th G-Math

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1.What is a reasonable estimate for the area of a circle with radius 4 cm?

A. Area=12cm^2
B. Area=16cm^2
C. Area=24cm^2
D. Area=48cm^2

  • 6th G-Math -

    what is 3*16?

  • 6th G-Math -

    A = 3.14 * r^2

    A = 3 * 16

    A = ?

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