Jawab:
Penjelasan dengan langkah-langkah:
Luas = ½ x (AB + CD) x tinggi
49 = ½ x (8 + CD) x 7
2 x 49 = (8 + CD) x 7
98 = (8 + CD) x 7
8 + CD = 98/7
8 + CD = 14
CD = 14 - 8
CD = 6 cm.
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Jawab:
Penjelasan dengan langkah-langkah:
Luas = ½ x (AB + CD) x tinggi
49 = ½ x (8 + CD) x 7
2 x 49 = (8 + CD) x 7
98 = (8 + CD) x 7
8 + CD = 98/7
8 + CD = 14
CD = 14 - 8
CD = 6 cm.