Answer:
The diameter is 14 mm the circumference in terms of Pi is
14 and the last question answer is 44.0 mm
Explanation:
10.8; 10.8; 33.912
Diameter = 2 × 5.4
10.8 cm
Circumference = pi × d
10.8pi cm
10.8 × 3.14
33.912
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