4.) 63 cm²
5.) 36 cm²
Penjelasan:
Nomor 4
Luas persegi panjang
→ p × l
→ 9 × 7
→ 63 cm²
----
Nomor 5
Luas segitiga
→ 1/2 × a × t
→ 1/2 × 12 × 6
→ 1/2 × 72
→ 36 cm²
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Jawaban:
4.) 63 cm²
5.) 36 cm²
Penjelasan:
Nomor 4
Luas persegi panjang
→ p × l
→ 9 × 7
→ 63 cm²
----
Nomor 5
Luas segitiga
→ 1/2 × a × t
→ 1/2 × 12 × 6
→ 1/2 × 72
→ 36 cm²