1. Instructions: Study the following diagram to answer the questions. If it is known that the the radius of each of the inscribed circles is 7 units then the area of the shaded region of square ABCD is ?
 






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  • By: anil on 05 May 2019 01.36 am
    Area of square = 28 x 28 = 784 sq.cm
    Area of four circles = 4$$pi$$r2
    = 4 x $$frac{22}{7}$$ x 7 x 7 = 616 sq.cm
    Area of shaded region
    = 784 - 616 = 168 sq. cm
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