A 15 cm²
B 20 cm²
C 30 cm²
D 45 cm²
B 20 cm²
C 30 cm²
D 45 cm²
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⟩ Segitiga
L = ½ × a × t
L = ½ × 12 × 5
L = 6 × 5
L = 30 cm² (C.)
- Kesimpulan
- Jadi jawaban yang tepat adalah C.
~ Riisaa
L = 1/2 × a × t
L = 1/2 × 12 × 5
L = 1 × 6 × 5
L = 6 × 5
L = 30 cm²
Opsi C.