# Pyramid-shaped 8176

A block-shaped shed is covered with a quadrilateral pyramid-shaped roof with a base with sides of 6m and 3m and a height of 2.5m. How many m

^{2}(square meters) must be purchased if an extra 40% is calculated for roofing and waste?## Correct answer:

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

**solid geometry**- pyramid
- surface area
**planimetrics**- Pythagorean theorem
- right triangle
- area of a shape
- triangle
- rectangle
**basic functions**- percentages

### Units of physical quantities:

### Grade of the word problem:

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