28 / 8 = 3.5
20 x 3.5 = 70
20 men can chop down 70 trees
Answer:
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$15 - $30
Step-by-step explanation:
Answer:
Angle ∠A = 40.664°
Step-by-step explanation:
Law of Cosine
Answer:

Step-by-step explanation:
So we have:

And we want to solve for π.
First, divide both sides by h:

Now, divide both sides again by r²:

And this is our answer :)