Rahul Sofat Solutions for Chapter: Perimeter and Area, Exercise 5: REVIEW EXERCISES

For a given value of perimeter, a circle has the maximum area.

Area of parallelogram can also be obtained by the product of its two adjacent sides.

$\mathrm{\pi }$ is an _____ number.

If from a rectangle measuring $10 \mathrm{cm} \mathrm{by} 6 \mathrm{cm}$, a triangular region is cut, the area of the remaining part is _____${\mathrm{cm}}^2$.

Area of triangle is $\frac{1}{2}\times \mathrm{base}\times$_____.

An area of $1 {\mathrm{km}}^2$ is equal to _____ $\mathrm{hectares}$.

Find the area of the adjoining parallelogram.

If a polygon is inscribed in a circle, whose area is greater, circle or polygon? What about their parimeters?