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01.10.2019 •
Mathematics
The radius of a circular lens of a magnifying glass is 4 centimeters. what is the area in square centimeters of the glass
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Ответ:
We can use the formula for the area of a circle: π x r²
So π x (4)²
is π x 16
= 16π
= 50.3 cm² (aprox).
Ответ:
That should be it!