apa jawaban nya nomor 18?
Matematika
vivin011
Pertanyaan
apa jawaban nya nomor 18?
1 Jawaban
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1. Jawaban whongaliem
s² = (1/2.d1)² + (1/2 .d2)²
= (1/2 .6)² + (1/2 .8)²
= 3² + 4²
= 9 + 16
= 25
s = √25
s = 5 cm ...... jawaban : D