Answer:
The area of the circle is 3,8550 mm
Step-by-step explanation:
Diameter (d) = 70 mm
Radius (r) = (70/2) mm = 35mm
Π = 22/7
Area of circle x = πr^2
= 22/7 x 35^2
= 22/7 x 1225
= 26,950/7
= 3,850 mm