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Verified answer
Tinggi Trapesium :L = ½ × JSS × t
60 = ½ × (8 + 12) × t
60 = ½ × 20t
60 = 10t
t = 60 ÷ 10
t = 6 cm
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Verified answer
L= 60 cmsisi = 8 dan 12
t=?
L= jumlah sisi sejajar x t :2
60 =( 8+12=20) x t :2
60= 20:2 x t
60 = 10 x t
t =60/10 = 6 cm