How much material will Dmitri's mom need for the tent, including the floor?
2 answers:
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Answer:
26.4
Step-by-step explanation:
<u>Law Of Cosines:</u>
This should work for any side. This can generally be thought as:
If this is too confusing here's the formula for the other sides (which is essentially the same, just different variables)
Anyways now just plug in the known values into the equation
Square and multiply values
Add the values in the numerator
Take the inverse of cosine on both sides
calculate arccosine (inverse cosine) using a calculator
Round to nearest tenth