The side of the square is 0.4 cm, find the length of the side of the square, the area of which is 0.25
| July 6, 2021 | education
The side of the square is 0.4 cm, find the length of the side of the square, the area of which is 0.25 of the area of the given square.
1. Determine what the area of the first square is equal to by squaring its side:
0.4 * 0.4 = 0.16 cm2.
2. Find 0.25 of the area of the first square:
0.25 * 0.16 = 0.04 cm2.
3. Calculate the side of the second square by taking the root of 0.04:
√0.04 = 0.2.
Answer: The side of the second square is 0.2 cm.
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