How wide is a rectangle strip of land with length 1 1/2 kilometers and area 3/4 square kilometers

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Ответ:

catalanb474

05.01.2022

Mathematics

9 m²

Step-by-step explanation:

The area (A) of a sector of a circle is

A = area of circle × fraction of circle

= 72 × $\frac{45}{360}$

= 72 × $\frac{1}{8}$ = 9 m²

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