The width of the rectangle is 5 cm, the length is 3 times. more. Find the area of the rectangle.
| December 19, 2020 | education
The width is 5 cm, the length is 3 times longer, so the length is 15 cm
1) 5 * 3 = 15cm
2) S = length * width (a * b)
a = 5 cm; b = 15 cm
S = 5 * 15 = 75 cm²
Answer: S = 75 cm².
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