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Just did this in my trig class yesterday. Arc length = radius * theta(radians) Circumference of Earth = radius of earth * 2pi Note: The arc length is the circumference of the Earth only in this case because theta is equal to 2pi.
The length of a radius is not the length of a diameter. The diameter is two times the length of the radius.
By unit of length and distance and conversion ,we can say that Earth is of 6400 km radius .
By unit of length and distance and conversion ,we can say that radius of Earth =6400 km
The length of a radius is half the length of a diameter.
The length of the diameter is always twice the length of the radius.
Do you mean the length of such an orbit ?Well . . .-- The radius of the Earth is about 3,960 miles.-- 220 miles further out means that the radius of the orbit is 4,180 miles.-- The circumference of a circle is (2 pi) x (the radius).-- So the length of the orbit is (8,360 pi) = 26,264 miles. (rounded)
Length of diameter:length of radius = 2:1
The length of a radius of a circle is half of the diameter of the same circle. So, diameter is always twice the radius.
multiply the chord length and radius and divide by 2
Since the diameter is always twice the length of the radius, the length of the radius is 6cm.
the radius is half the diameter. radius is half of 11. Which is 5.5.