ab = 34 cm
bc = 10 cm
de = 16 cm
panjang ce
= √ab² - de²
= √(34² - 16²)
= √(1.156 - 256)
= √900
= 30 cm
L. gabungan
= L. segitiga + L. persegi panjang
= (a x t : 2) + (p x l)
= (16 x 30 : 2) + (34 x 10)
= 240 + 340
= 580 cm²
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ab = 34 cm
bc = 10 cm
de = 16 cm
panjang ce
= √ab² - de²
= √(34² - 16²)
= √(1.156 - 256)
= √900
= 30 cm
L. gabungan
= L. segitiga + L. persegi panjang
= (a x t : 2) + (p x l)
= (16 x 30 : 2) + (34 x 10)
= 240 + 340
= 580 cm²