Answer:
a) 108 cm
b)300 cm
c) 192 cm
d) 243 cm
Explanation:
a) 6*6=36 36*3=108
b) 20/2=10 10*10=100 100*3=300
c)16/2=8 8*8=64 64*64=192
d)9*9=81 81*3=243
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