The area of the rectangle is 20 cm2, its width is 10 cm, the width was reduced by 2 times, the adline was increased
June 19, 2021 | education
| The area of the rectangle is 20 cm2, its width is 10 cm, the width was reduced by 2 times, the adline was increased by 6 times. How many times has the area of the rectangle increased?
1) Find the length 120: 10 = 12 (cm).
2) Find the new width 10: 2 = 5 (cm).
3) Find the New length 12 × 6 = 72 (cm).
4) Find Novuja area 72 × 5 = 360 (cm2).
5) The difference in areas is 360: 120 = 3 (times).
Answer: The area of the rectangle has increased by 3 times.
Explanations: The solution is based on the formula for the area of a rectangle S = a × b. Where a is the length and b is the width.
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