tolong bantu ya kakak²
Diketahui:
- L = 84 cm²
- t = 7 cm
Ditanyakan:
- a = ... cm?
Penyelesaian:
L = ½ × a × t
84 = ½ × a × 7
84 × 2 = a × 7
168 = 7a
a = 168 ÷ 7
a = 24 cm
Diketahui:
Ditanyakan:
Penyelesaian:
L = ½ × a × t
84 = ½ × a × 7
84 × 2 = a × 7
168 = 7a
a = 168 ÷ 7
a = 24 cm