Mathematics, 22.07.2019 23:30 jasiyous21
The greek mathematician eratosthenes (ca. 276-195 bc) measured the circumference of the earthfrom the following observations. he noticed that on a certain day the sun shone directly down a deep wellin syene (modern aswan). at the same time in alexandrea, 500 miles north (on the same meridian), therays of the sun shone at an angle of 7.2° to the zenith. use this information to find theradius and circumference of the earth.
Answers: 3
Mathematics, 21.06.2019 17:30
Mickey needs to cut pieces of ribbon that are each 1 meter long tie onto balloons. if he has 8 pieces of ribbon that are each 1 dekameter long. how many 1 meter pieces of ribbon can he cut
Answers: 1
Mathematics, 21.06.2019 17:30
Student price tickets to a movie are $1 and non student tickets are $2. 350 tickets are sold and the total amount made is $450. how many non student tickets were sold ? a) 100 b) 150 c) 200 d)250
Answers: 2
The greek mathematician eratosthenes (ca. 276-195 bc) measured the circumference of the earthfrom th...
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