REVENUE OFFICER Government Jobs Exams

if the circumference and the area of a circle are numerically equal, then diameter of the circle is ?

Read Solution (Total 2)

circumferance=2*pi*r
area=pi*r^2
equating both we get
r^2=2r
So the radius will be 2
So diameter will be 4
11 years agoHelpfull: Yes(1) No(0)

As per condition, Area of Circle=Circumference of Circle
i.e., 2*pi*r=pi*r*r
2=r
Radius=2
Diameter =2*r=2*2=4
5 years agoHelpfull: Yes(0) No(0)

REVENUE OFFICER Other Question

if a wire is bent into the shape of a square , then the area of the square is 81cm square. when wire is bent into a semi circular shape, then the area of the semi-circle will be ? the radius of the wheel is .25m. the number of revolutions it will make to travel a distance of 11 km. will be ?