Your aunt is building a new fence around her front yard. The top of each fence post is a square pyramid. The side length of the fence post top is 10.1 centimeters. The height of the fence post top is 6.868 centimeters. What is the volume of the fence post top?

a

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answer: i think it is c

answers

\3. yes the presentation (i.e. odd numbers being written as differences of two squares) is possible for all odd natural number however the presentation may not be unique. for example,  57=112−82=292−28257=112−82=292−282.

\4. 2 can't be written as a difference of two squares because 4-1=3 and 1-1=0 and the difference of squares grows to integers larger that 3.

can i get some in proving questions 1 and 2?

answer: i also need

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