Step 1: Determine the area of window with decoration r = ____ cm Area of window = ____ = ____ ⨉ ____ = ____ cm² Step 2: Determine the area of the decoration OE = ____ ÷ ____ = ____ cm Area of 5 circular ring = ____ × ____ = 5× ____ x ____ = ____ m² Step 3: Calculate the area of window is not covered by the decoration window =6362.55 m² ; 5 small quadrant = 3534.75 m² Area of shaded regions = Window ____ 5 small quadrant =____ - ____ = ____ m²

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