Tolong kak pliss pliss
Jawaban
15. D. 48 cm²
16.C. 17 cm
Cara
15.L segitiga = ½ × alas × tinggi
= ½ × 12 × 8
= 6 × 8
= 48 cm
D. 48 cm²
16.L segitiga = ½ × alas × tinggi
153 = ½ × 18 × y
153 × 2 ÷ 18 = y
306 ÷ 18 = 17
y = 17
C. 17 cm
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