Question

1.A lace of width 1 cm is attached outside a square of side 8 cm. Find the
area of the lace.
2. The area of a rectangle and square are in the ratio 3:4. If the area of the
rectangle is 15 cm, what will be the area of square?
3.In a square of area 36 sq cm a circle is inscribed, such that the circle
touches all sides of the square. Find the diameter of the circle.​

Answer 1

Answer:

1.64cm^2  2.20cm^2  3.12π

Step-by-step explanation:

1.Area=a^2 *Width

          =8^2*1

          =64*1

           =64cm^2

2.  Let area of rectangle,square be 3x,4x

            3x=15

             x=15/3

             x=5

            4x=4*5

             4x=20cm^2