perimeter of circle by study with nitish #shorts

If the perimeter of circle A is equal to perimeter of semi circle B, what is the ratio of their areas ?

Area and Perimeter of circle

If the diameter of a circle is d, then its perimeter is

The perimeter of a circle is4 pir cm.What is the area of the circle?

If the perimeter of a, circle is equal to that of a square, then what is the ratio of area of circle to that of square ?

If the perimeter of a circle is equal to that of a square, then the ratio of their areas is

Perimeter and Area of a circle

The perimeter of a circle and its diameter vary _______ with each other.

If the perimeter of a semi-circle is 144 cm, find its radius (in cm).

If a semi perimeter of a circle of radius r equals perimeter of a sector of the same circle subtending and angle theta at the center then,