titofigueroa777
16.01.2020 •
Mathematics
The diameter of a circular platemat is 42 centimeters.
what is the approximate area of the circular placemat?
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Ответ:
1385 cm
Step-by-step explanation:
pi r²= area
21×21=441
441× pi =1385 cm
Ответ:
The mom is 36
The twins are 11
1. 58-25= 33
2. 33/3= 11 <The twins age
3. 11+25= 36 <The moms age