Question
PSLE
ZABC is a square. The shaded parts D and E are two squares with different areas. All the corners of squares D and E lie either on the sides of square ZABC or on the line ZB. If the area of the square is 3996 cm². Find the total shaded area.
3 m

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PSLE
ZABC is a square. The shaded parts D and E are two squares with different areas. All the corners of squares D and E lie either on the sides of square ZABC or on the line ZB. If the area of the square is 3996 cm². Find the total shaded area.