Jawab:
b = u3-u2 = 102 - 96 = 6cm
a = 90
u10
= a + (n-1)b
= 90 + (10-1)6
= 90 + 54
= 144
tinggi tumpukan 10 kursi adalah 144 cm
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Jawab:
b = u3-u2 = 102 - 96 = 6cm
a = 90
u10
= a + (n-1)b
= 90 + (10-1)6
= 90 + 54
= 144
tinggi tumpukan 10 kursi adalah 144 cm