The length of a rectangle is three-fifth of the radius of a circle. The radius of the circle is equal to the side of a square, whose area is 6400 m2. The perimeter (in m) of the rectangle, if the breadth is 15 m, is:
A160
B120
C126
D180
A160
B120
C126
D180
Related Questions:
What is the area of rhombus (in cm2) whose side is 10 cm and the shorter diagonal is 12 cm?