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Answer:
20.4cm²
Step-by-step explanation:
base= 10.2
height= 2
10.2×2=20.4cm²
Answer:
≈119.3
Step-by-step explanation:
The area for circumference is as follows:

The above equations mean the same thing, because the diameter is just 2 times the radius.
Anyhow, we insert this value into the equation...

This rounds to:
≈119.3