second problem

first problem

problem 1:

Find the volume of the earth. V=4/3 pi r cubed

R=6,371

A:3.447954704E+11

problem 2

Problem 2: what is the sin0 in this triangle? use diagram above the real life example. C=13 and b=12 when angle A is your sin 0.

A: 5/13=sin0 in this problem. sin0=cos90

Problem 3

prove Pythagorean theorem

A: use either "square" or "four triangles"

Problem 4

Is this possibly a fractal?

A: yes.

problem 5

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