Search
Random Quotation
The experimental verification of a theory concerning any natural phenomenon generally rests on the result of an integration.
J. W. Mellor
Loci: Convergence
show printer friendly
send to a friend
Tree and Vine
A tree is 20 feet tall and has a circumference of 3 feet. There is a vine that winds seven equally spaced times around the tree and reaches the top. What is the length of the vine? (China 100 BCE)
Click here to reveal the answerThe answer is: 29 feet