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Answer :

Answer:

8.448

Step-by-step explanation:

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Assuming  14.2% of the area is painted green. The area painted green is 8.449cm.

Area painted green

First step

Area=Side×side+1/2×base×height

Area=7×7+1/2×7×3

Area=49+21/2

Area=49+10.5

Area=59.5cm

Second step

Area painted green=59.5×14.2%

Area painted green=8.449 cm

Inconclusion the area painted green is 8.449cm.

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