Trigonometry
posted by Marika .
A baseball diamond is a square with sides 27.4m. The pitchers mound is 18.4m from home plate on the line joining home plate and second base. How far is the pitcher's mound from first base?

At 19.39 meters
18.4^2+27.4^22*18.4*27.4Cos 45
D^2= 1089.32812.99
D Sq root of 376.33
D= 19.39
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