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Verified answer
Mapel : MatematikaKelas : IX SMP
Bab : Kesebangunan
Pembahasan :
RS² = PS x SQ
RS² = 3 x 8
RS² = 24
RS = √24
Luas Segitiga = 1/2 at
Luas Segitiga = 1/2 PQ . RS
Luas Segitiga = 1/2(11)(√24)
Luas Segitiga = 11/2 √24
Luas Segitiga = 5 1/2 √24 cm²
Jawaban : A