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With a 52 cm long lead wire, a 6 cm, 4 cm wide and () cm high rectangular teaching aid can be welded A. 2B. 3C. 4D. 5
(52-6 × 4-4 × 4) △ 4, = (52-24-16) △ 4, = 12 △ 4, = 3 (CM); therefore, B
With a 52 cm long lead wire, a 6 cm, 4 cm wide and () cm high rectangular teaching aid can be welded
A. 2B. 3C. 4D. 5
(52-6 × 4-4 × 4) △ 4, = (52-24-16) △ 4, = 12 △ 4, = 3 (CM); therefore, B
A 52 cm long lead wire can be welded into a 6 cm long, 4 cm wide, and how many cm high cuboid?
Height is (52-6 * 4-4 * 4) / 4 = 3 (CM)
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