Find one internet site, different from the one found by a classmate, that you think gives a really clear explanation of the law of sines, the law of cosines, Heron’s formula or working with vectors.

Find one internet site, different from the one found by a classmate, that you think gives a really clear explanation of the law of sines, the law of cosines, Heron’s formula or working with vectors.

So far the websites that have already been used are,

varsitytutors.com
mathwarehouse
calculatorsoup
cut the knot
khan academy
math is fun
ck-12

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