若△ABC的三边a,b,c满足a²+b²+c²+338=10a+24b+26c,则S△ABC=

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若△ABC的三边a,b,c满足a²+b²+c²+338=10a+24b+26c,则S△ABC=若△ABC的三边a,b,c满足a²+b²+c²

若△ABC的三边a,b,c满足a²+b²+c²+338=10a+24b+26c,则S△ABC=
若△ABC的三边a,b,c满足a²+b²+c²+338=10a+24b+26c,则S△ABC=

若△ABC的三边a,b,c满足a²+b²+c²+338=10a+24b+26c,则S△ABC=
a=5,b=12,c=13,△ABC是直角三角形.