what will be the area of the Pentagon whose one side in 3 cm
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Answer:
A= 15.48 cm²
Step-by-step explanation:
A=1/4√5(5+2√5)a²
1/4• √5•(5+2•√5).3²
=15.4843cm²
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Step-by-step explanation:
in the picture there is the ans
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