find the surface area of a 7.4cm long iron rod of 3.1 cm radius please tell it right by step by step
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Answer:
A= 2x3.14x3.1x7.4= 144.1363cm²
Step-by-step explanation:
Radius = 3.1cm
Length of Iron rod= 7.4cm
Surface Area of iron rod=?
By using this circumference
C=2πrl
C=2× 3.14×3.1×7.4
C= 144.1363cm²
Step-by-step explanation:
A= 2x3.14x3.1x7.4= 144.1363cm²
Step-by-step explanation:
Radius = 3.1cm
Length of Iron rod= 7.4cm
Surface Area of iron rod=?
By using this circumference
C=2πrl
C=2× 3.14×3.1×7.4
C= 144.1363cm²
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