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mencari tinggi segitiga
10/2
=5 cm
tripel phytagoras
t= 12*+5*
= √144+25
= √169
= 13 cm
#tanda * adalah kuadrat
4×L + L ⬜
= 4×a.t/2 + s*
= 4×10.13/2 + 10*
= 4× 65 + 100
= 260 + 100
= 360 cm*