tinggi √14² - 6² = 12,6 cm
Keliling = 14 + 14 + 8 + 12,6 = 48,6 cm
luas = 1/2 x (14+8) x 12,6 = 138,6 cm²
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tinggi √14² - 6² = 12,6 cm
Keliling = 14 + 14 + 8 + 12,6 = 48,6 cm
luas = 1/2 x (14+8) x 12,6 = 138,6 cm²