Soal Dari
Jawaban Yang Tepat Adalah
Panjang = 20cm
diagonal = 25 cm
lebar = √25²-20²
= √625-400 = √225 = 15cm
luas = p x l
= 20 x 15 = 300cm²
diagonal = 25 cm
lebar = √25²-20²
= √625-400 = √225 = 15cm
luas = p x l
= 20 x 15 = 300cm²
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