
The sum of the lengths of the edges of an octagonal prism with base cm and height cm is
.


Important Questions on Mensuration
The perimeter of a sector of angle , whose radius is cm, is _____ cm. (Round your answer to the nearest whole number)

In a rectangle, the sum of the length and breadth is units. The perimeter of the rectangle is _____ units.

The area of a parallelogram is sq units. The base of the parallelogram is units, then the height of the parallelogram corresponding to side is _____ units.

Find the area of a quadrilateral whose diagonal is cm long and the lengths of perpendiculars drawn from the vertices and on are cm and cm, respectively.

A rectangular grassy plot of length m and width m has a gravel path of width m all around it and inside. Find the cost of gravelling the path at paisa per .

The area of a square field is . How long would it take for a bird to cross it diagonally flying at the rate of ?

The diameter of a semi-circle is cm. What is the area of the semicircular region in terms of

Find the volume of a rectangular box having a length of m, width of m and height of m.
