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Mathematics, 13.06.2021 14:00 kajjumiaialome

13 ABCDE is a regular pentagon with sides of length 10 cm.
a)
Calculate the area of triangle ACD.
Give your answer correct to 3 significant figures.

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13 ABCDE is a regular pentagon with sides of length 10 cm.
a)
Calculate the area of trian...

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