Extending square garden
Mrs. Petrová's garden had a square shape with a side length of 15 m. After its enlargement by 64 m2 (square), it had the form of a square again. How many meters has the length of each side of the garden been extended?
Correct answer:
You need to know the following knowledge to solve this word math problem:
- algebra
- expression of a variable from the formula
- arithmetic
- square root
- square (second power, quadratic)
- addition
- subtraction
- planimetrics
- area of a shape
- square
Units of physical quantities:
Grade of the word problem:
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