As cho he A B C D or 5.75 c m^2 de otor cauch hi - Dicamon

Question

As cho he  A B C D or  5.75 c m^2 de otor cauch hims onorg in ino was. Natiy No. ) kise

Answer

Canh aia him worg la  √(75) = 5 √(3) (cm) Dich  . S_A C F = S_A B C D - S_A B C = 75 - 37 , 5 = 37 , 5 c m^2 ) lai  1/2· 5 √(3)· 5 √(3) = 37 , 5 c m^2  A B C

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