What is the distance (length) the Earth's meridian 23° when the radius of the Earth is 6370 km?


x =  2557.1 km


Solution in text x =

Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):

Showing 0 comments:
1st comment
Be the first to comment!

To solve this example are needed these knowledge from mathematics:

Do you want to convert length units?

Next similar examples:

  1. Circles
    three-circles Three circles of radius 95 cm 78 cm and 64 cm is mutually tangent. What is the perimeter of the triangle whose vertices are centers of the circles?
  2. Circle
    circle_1 What is the radius of the circle whose perimeter is 6 cm?
  3. Average
    chart If the average(arithmetic mean) of three numbers x,y,z is 50. What is the average of there numbers (3x +10), (3y +10), (3z+10) ?
  4. Theorem prove
    thales_1 We want to prove the sentense: If the natural number n is divisible by six, then n is divisible by three. From what assumption we started?
  5. Trapezium ABCD
    lichobeznik_5 In the figure, ABDC is a trapezium in which AB || CD. line segments RN and LM are drawn parallel to AB such that AJ=JK=KP. If AB=0.5m and AP=BQ=1.8m, find the lengths of AC, BD, RN and LM. angle D=angle C=60
  6. Mine
    minetower Wheel in traction tower has a diameter 2 m. How many meters will perform an elevator cabin if wheel rotates in the same direction 66 times?
  7. Reference angle
    anglemeter Find the reference angle of each angle:
  8. Line
    skew_lines It is true that the lines that do not intersect are parallel?
  9. PIN - codes
    pin How many five-digit PIN - code can we create using the even numbers?
  10. Sequence
    seq_1 Write the first 6 members of these sequence: a1 = 5 a2 = 7 an+2 = an+1 +2 an
  11. Sequence 2
    seq2 Write the first 5 members of an arithmetic sequence a11=-14, d=-1
  12. Chords
    chords How many 4-tones chords (chord = at the same time sounding different tones) is possible to play within 7 tones?
  13. Trigonometry
    sinus Is true equality? ?
  14. Teams
    football_team How many ways can divide 16 players into two teams of 8 member?
  15. Elimination method
    rovnice_1 Solve system of linear equations by elimination method: 5/2x + 3/5y= 4/15 1/2x + 2/5y= 2/15
  16. Examination
    examination The class is 21 students. How many ways can choose two to examination?
  17. Confectionery
    cukrovinky The village markets have 5 kinds of sweets, one weighs 31 grams. How many different ways a customer can buy 1.519 kg sweets.