zoewilliamss26
23.03.2021 •
Mathematics
The area of this circle is 840 m².
What is the area of a 180° sector of this circle (half of the circle)?
1680m^2
420m^2
210m^2
105m^2
840m^2
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Ответ:
420m
Step-by-step explanation:
serch
it up
Ответ: