Perimeter and A...

The area ofthe shaded portion in the given figure is

A rope by which a cow is tethered is increased from 16 m to 23 m. How much additional ground can the cow graze now?

If the side of square is $21$ cm, then the circumference of the circle in the figure is:

If the difference between the circumference and radius of a circle is 37 cm, then the area of the circle is

If the circumference of a circle is $88$ cm, then the area of the circle (in sq.cm) is: $\displaystyle \left ( \text{take} \ \pi = \frac{22}{7} \right )$

If the circumference of a circle is reduced by 50%, then the area will be reduced by

One side of a parallelogram is 8 cm If the corresponding altitude is 6 cm then its area is given by

The height of a parallelogram of area $\displaystyle   350 cm^{2}$ and base 25 cm is

The degree measure of the circumference of the circle is always

The side of a square is $2\ cm$ and semicircles are constructed on each side of the square, then the area of the whole figure is