Jawaban:
caranya : alas × tinggi per 2
1.
jadi yg a. 18 × 12 ÷ 2 = 108 cm²
b. 12 × 14 ÷ 2 = 84 cm²
c. 40 × 22 ÷ 2 = 440 cm²
d. 18 × 15 ÷ 2 = 135 cm²
yg no 2 isi sendiri ya.....
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Jawaban:
caranya : alas × tinggi per 2
1.
jadi yg a. 18 × 12 ÷ 2 = 108 cm²
b. 12 × 14 ÷ 2 = 84 cm²
c. 40 × 22 ÷ 2 = 440 cm²
d. 18 × 15 ÷ 2 = 135 cm²
yg no 2 isi sendiri ya.....