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How many centimeters is one inch, how many inches is one foot?
Happy planet 1999: Hello
Municipal system;
One foot is 10 meters
One meter = 10 inches
1 / 10 = 100 market inch
One meter = 100 cm
One meter = 3 city feet = 30 city inches
One inch = 100 cm △ 30 ≈ 3.333 cm
Are you right? Good luck. Goodbye
Saw a cylinder of wood along the diameter of the bottom surface, the surface area increased by 24 square centimeters, calculate the area of the original side area
24 △ 2 = 12 (square centimeter) 12 × 3.14 = 37.68 (square centimeter) hee hee, smart!
What is the conversion formula of speed?
Do me a favor
1 km / h = 1000 m / 3600 s = 1 / 3.6 m / S
conversely
1 m / S = 3.6 km / h
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