owenwernert
16.01.2020 •
Mathematics
Use pi=3
calculate the area of a circle with a diameter of 10cm
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Ответ:
Area of a circle is computed by multiplying pi to the square of the radius.
A = πr²
diameter = 10 cm
radius = d/2 = 10/2 = 5 cm
pi = 3
A = 3(5cm²)
A = 3(25cm²)
A = 75 cm²
Ответ:
T=N( $8.50+$4.75)
Step-by-step explanation: