Question
The figure shows 2 squares (not drawn to scale). The area of Square E is 5 times as big as the area of Square D. If Square E has an area of 80 cm2, what is the length of Square D?
2 m

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The figure shows 2 squares (not drawn to scale). The area of Square E is 5 times as big as the area of Square D. If Square E has an area of 80 cm2, what is the length of Square D?