a.46cm^2 b.55cm^2 c.66cm^2 d.72cm^2
Matematika
vadell1
Pertanyaan
a.46cm^2
b.55cm^2
c.66cm^2
d.72cm^2
b.55cm^2
c.66cm^2
d.72cm^2
1 Jawaban
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1. Jawaban idznizhahrina
CD^2=13^2-(8-3)^2
CD^2=169-25
CD^2=144
CD=12
Luas=(1/2)*(8+3)*12=66