How to convert centimeters and feet?
First of all, centimeters and rulers are units of length measurement. Centimeter, also called centimeter, is the unit of length in the international system of units, based on the basic unit of international length-meter, and 1 cm is equal to 0.0 1 meter.
Rulers have a long history in China, and the length of rulers is recorded in Lu Chunqiu, Xia Ji Ji and Ancient Music. But in fact, the actual length of ancient and modern rulers is different. The ancient one foot is shorter than the present one.
In ancient times, there was a saying that "the cloth refers to the inch, and the cloth hand knows the ruler". 1 foot in Ming and Qing dynasties was about 3 1. 1cm, and now 1 foot is about 33.333333 cm. Therefore, the ancient "husband" was actually not high.
How many centimeters is one foot nine?
According to 1 foot is about 33.3333333 cm, we can know that one foot nine is about 63.333 cm. If rounded, then one foot nine is about 63 centimeters.
Convert the ruler into the length unit commonly used in mathematics-centimeter, so that it is easier to feel how long it is. After all, meters and centimeters are used more now, but rulers are used less.