The wire bent in the form of a square enclose an area of 484 Sq.cm. If the same wire is bent so as to from a circle than the area enclosed will be_________?

Related Mcqs:

1. he perimeter of a circle and a square field are equal. What is the diameter of the circle field if the area of the square field is 484 sq.m?

   A. 14m
   B. 21m
   C. 28m
   D. None of these

2. There are two circles of different radii. The area of a square is 196 sq.cm, whose side is half the radius of the larger circle. The radius of the smaller circle is three-seventh that of the larger circle. What is the circumference of the smaller circle ?

   A. 12 π cm
   B. 16 π cm
   C. 24 π cm
   D. 32 π cm

3. A wire in the form of a circle of radius 3.5 m is bent in the form of a rectangule, whose length and breadth are in the ratio of 6 : 5. What is the area of the rectangle?

   A. 60 cm2
   B. 30 cm2
   C. 45 cm2
   D. 15 cm2

4. The perimeter of circle field and a square field are equal. If the area of these square field is 12100m2, the area of a circular field will be_________?

   A. 15500Sq.m
   B. 15400Sq.m
   C. 15200Sq.m
   D. 15300Sq.m

5. If an area enclosed by a circle or a square or an equal triangle is the same then the maximum perimeter is possessed by_________?

   A. Circle
   B. Square
   C. Equilateral Triangle
   D. Both Triangle and Square

6. A circular wire of radius 42 cm is cut and bent in the form of a rectangle whose sides are in the ration of 6:5 The smaller side if the rectangle is:_________?

   A. 30 cm
   B. 60 cm
   C. 72 cm
   D. 132 cm

7. The difference between the radi of the smaller circle and the bigger circle is 7cm and the difference between the area of two circles is 1078Sq.cm Radius of the smaller circle is_________?

   A. 17.5cm
   B. 21cm
   C. 28cm
   D. None of these

8. The length of a rectangle is two – fifths of the radius of a circle. The radius of the circle is equal to the side of the square, whose area is 1225 sq.units. What is the area (in sq.units) of the rectangle if the rectangle if the breadth is 10 units?

   A. 140
   B. 156
   C. 175
   D. 214

9. If each side of a square is increased by 50% the ratio of the area of the resulting square to the area of the given square is__________?

   A. 5:4
   B. 9:4
   C. 4:5
   D. 4:9

10. A big rectangular plot of area 4320 Sq.m is divided into 3 square shaped smaller plots by fencing parallel to the smaller side of the plot. However, some area of land was still left as a square plot could not be formed. So 3 more square shaped plots were formed by fencing parallel to the longer side of the original plot. Such that no area of the plot was left a surplus. What are the dimensions of the original plot?

    A. 160m × 27m
    B. 240m × 18m
    C. 120m × 36m
    D. 135m × 32m