Jawaban:
Luas segitiga 1 = a x t / 2
L = 20 x 13 / 2
L = 130 cm²
L segitiga 2 = a x t / 2
L = 5 x 5 / 2
L = 12,5 cm²
L gabungan
= 130 + 12,5
= 142,5 cm²
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Jawaban:
Luas segitiga 1 = a x t / 2
L = 20 x 13 / 2
L = 130 cm²
L segitiga 2 = a x t / 2
L = 5 x 5 / 2
L = 12,5 cm²
L gabungan
= 130 + 12,5
= 142,5 cm²