A cylinder and a cone have the same volume. The cylinder has a radius of 8 inches and a height of 6 inches. The cone has a radius of 12 inches. *not drawn to scale
What is the height of the cone?

The unit of length that a microscope best helps to see is 1 millimeter. Option B is correct.

Microscopes are instruments used for viewing objects that cannot be seen with naked eyes.

The unit length of an object that a microscope can view should be a length that is very small.

For the first option, 1 kilometer = 1000m, this measurement is quite large hence cannot be viewed under a microscope. The same goes with 1 meter and 1 centimeter.

The unit of length that a microscope best help to see is 1 millimeter

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