Jan has a box of magnets. She finds 21 more magnets. She now has a total of 33 magnets. How many magnets did Jan have to start?
1 answer:
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Answer:
The height of cuboid is 3 cm
Step-by-step explanation:
Total surface area of cuboid =
Length of cuboid = 10 cm
Width of cuboid = 2 cm
Let the height be x
Total surface area of cuboid =
Total surface area of this cuboid is 112 cm squared
Hence the height of cuboid is 3 cm