circumference is diameter times 3.14 diameter is raidus times 2 1 times 2 equals 2 3.14 times 2 equals 6.28 circimference is6.28
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You don't even need the height.The radius is just Circumference/2 pi
The radius of a 1cm circle is 0.5cm. The radius is the distance from the center of the circle to any point on the circle's circumference. In a circle, the radius is always half the length of the diameter. Therefore, in this case, with a diameter of 1cm, the radius would be 0.5cm.
10dm=1cm
A pencil is about 1cm thick
Area of a rectangle= Length * width Length= 5cm Width= 1cm Area=5cm *1cm =5cm2