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2a=10√2 //:2
a=5√2
krótsza podstawa = 5√2
dłuższa = :5√2+5√6/3
h=5√2
a√3=5√2 //*√3
3a=5√6 //:3
5√6
a= -----
3
pole = 1/2 *h*(a+b)
pole=1/2* 5√2 * (10√2+5√6/3)
pole=1/2*(100 + 25√12/3) √12 = 2√3
pole= 1/2 *(100 +50√3/3)
50√3
pole = ------------ + 50
3