Question

work out the circumference of this circle take pie to be 3.142and give your number to 1 decimal place and the radius is 11.2cm

Answer 1

pi*r*2 = 2*pi*11.2
=70.3716...
70.3716... > 1 d.p.
=70.4cm

Answer 2

The required circumference of circle up to 1 decimal place is 70.4.

Radius = 11.2 cm
π = 3.142
The circumference of the circle is to be determined.

What is circumference?

The circumference of object is its boundary measure.

Here, Circumference of circle = $2\pi r$
                                              = 2 x 3.142 x 11.2
                                              = 70.4

Thus, the required circumference up to 1 decimal place is 70.4.

Learn more about circumference here:
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