Find the perimeter of a semi circle whose diameter is 14 cm

- Find the perimeter of a semicircle whose diameter is 14 cm
- Find the perimeter of a semicircular protractor whose diameter is 14 cm
- Find the area of the blue shaded region
- Find the diameter of the circle with the following circumference
- Find the area of the shaded region in the square of side 10 cm as given in the figure
- Find the circumference of the circle
- Find the perimeter and area of the figure pictured below