Find the area and the perimeter of the rectangle shown in the diagram above.

Calculate the area and circumference of the following. Take $\mathrm{\pi }=\frac{22}{7}$

Calculate the area and circumference of the following. Take $\mathrm{\pi }=\frac{22}{7}$

Calculate the area and circumference of the following. Take $\mathrm{\pi }=\frac{22}{7}$

Calculate the area and circumference of the following. Take $\mathrm{\pi }=\frac{22}{7}$

Calculate the area and circumference of the following. Take $\mathrm{\pi }=\frac{22}{7}$

Calculate the area and circumference of the following. Take $\mathrm{\pi }=\frac{22}{7}$

Calculate the area of the shaded region in the following figure. Take $\mathrm{\pi }=\frac{22}{7}$

Calculate the area of the shaded region in the following figure. Take $\mathrm{\pi }=\frac{22}{7}$