tinggi = 5^2 - (6-2)^2
= 25 - 9 = 16
=akar 16
= 4 m
alas = 6 m
luas = 1/2 a . t
= 1/2 6 . 4
= 3 . 4 = 12
jawaban = A. 12 m
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tinggi = 5^2 - (6-2)^2
= 25 - 9 = 16
=akar 16
= 4 m
alas = 6 m
luas = 1/2 a . t
= 1/2 6 . 4
= 3 . 4 = 12
jawaban = A. 12 m