The side of the square is 12 cm. Find the area of the second square, which is 30% of the area of the first square.
| September 17, 2021 | education
We find out the area of the 1st square: K1 = (12 cm) 2 = 144 cm2.
Now we find the area of the 2nd square: K2 = K1 * 30% / 100 = 144 cm2 * 30/100 = 43.2 cm2.
Answer: the area of the 2nd square = 43.2 cm2.
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