Jawaban:
B. 24cm
Penjelasan dengan langkah-langkah:
L. segita besar = 1/2 x a x t
= 1/2 x 6 x 11
= 1/2 x 66
=33
L. segitiga kecil
= 1/2 x 6 x 3
= 1/2 x 18
= 9
L.besar - L.kecil
33-9 = 24cm
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Jawaban:
B. 24cm
Penjelasan dengan langkah-langkah:
L. segita besar = 1/2 x a x t
= 1/2 x 6 x 11
= 1/2 x 66
=33
L. segitiga kecil
= 1/2 x 6 x 3
= 1/2 x 18
= 9
L.besar - L.kecil
33-9 = 24cm