The area of a circle is 154 cm². What is the approximate perimeter of the circle?
A36 cm
B50 cm
C44 cm
D58 cm
A36 cm
B50 cm
C44 cm
D58 cm
Related Questions:
In the figure, BC is a chord and PA is a tangent to the circle. PB=4 centimetres, PA=6 centimetres, the length of the chord BC is: