Jawaban:
12. dik: lm=36
kl=28
jwb: 36×2 karna sisinya sama
=72
keliling lm+kl+lm
=72+28
=100cm
jawabannya C
13.dik: Lp=4.225cm²
Rumusnya=S²
jwb:√4.225
=65
jika meja nya dua 65×2=130cm
14.jawabannya C
15.jawabannya B
16.22/7×42
=924/7
=132
semoga membantu
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Jawaban:
12. dik: lm=36
kl=28
jwb: 36×2 karna sisinya sama
=72
keliling lm+kl+lm
=72+28
=100cm
jawabannya C
13.dik: Lp=4.225cm²
Rumusnya=S²
jwb:√4.225
=65
jika meja nya dua 65×2=130cm
jawabannya C
14.jawabannya C
15.jawabannya B
16.22/7×42
=924/7
=132
jawabannya C
semoga membantu