The rectangular frame is made from 5 straight pieces of metal. 6 m 8 m The weight of the metal is 1.5 kg per metre. Work out the
1 answer:
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Answer: ....
P/s:
- 2 × 3/12 = 3 × 2/12 = 6 × 1/12 (= 1/2)
- 4 × 3/12 = 1
ok done. Thank to me :>
