# Allowances 82413

The teacher decided to sew covers for the eight-seat blocks in the school library. All cubes are cube-shaped with an edge 40 cm long. How many m

^{2}of fabric will the teacher need in total if the blocks are not lined from the bottom, and 5% must be added for seam allowances?## Correct answer:

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### You need to know the following knowledge to solve this word math problem:

**arithmetic**- multiplication
- rounding
**solid geometry**- cube
- surface area
**planimetrics**- area of a shape
**basic functions**- percentages

### Units of physical quantities:

### Grade of the word problem:

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