Perimeter 2 X Lengths 2 X Widths P 2l 2w. A square is a shape whose all four sides are equal and all the angles are 90 degrees. Area of Circle pi r2 Perimeter of Circle 2 pi r Where 𝒓 Radius d Diameter d 2.
Square Area a 2 a length of side.
Add the length of the three sides P. Here radius of circle r angle between two radii is th in degrees. Width Perimeter of a triangle. A b c a b and c.