# Trigonometry

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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?

• Trigonometry -

At 19.39 meters

18.4^2+27.4^2-2*18.4*27.4Cos 45
D^2= 1089.32-812.99
D Sq root of 376.33
D= 19.39

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