AC Lim's answer to SHR's Primary 6 Maths Geometry Singapore question.
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6 unpainted → 337.5 cm²
1 unpainted → 56.25 cm²
Length of 1 cube = √56.28 = 7.5 cm
Length of original wooden block
= 7.5×3
= 22.5 cm
Height of wooden block = 7.5 cm
Volume = 22.5×22.5×7.5 = 3796.875 cm³
Hope this helps ♦
1 unpainted → 56.25 cm²
Length of 1 cube = √56.28 = 7.5 cm
Length of original wooden block
= 7.5×3
= 22.5 cm
Height of wooden block = 7.5 cm
Volume = 22.5×22.5×7.5 = 3796.875 cm³
Hope this helps ♦
Date Posted:
11 months ago
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