A drain cover is made from a square metal plate of side 40cm having 441 holes of diameter 1cm each drilled in it. Find the area of the remaining square plate.

From a cuboidal block of dimensions 15cmxx10cmxx5cm , a cylinderical hole of diameter 7 cm is drilled out. Find the surface area of the remaining block.

From each corner of a square of side 4cm a quadrant of a circle of radius 1cm is cut and also a circle of diameter 2cm is cut as shown in Fig.12.23. Find the area of the remaining portion of the square.

From each corner of a square of 4 cm quadrant of a circle of radius 1 cm is cut and also a circle of diameter 2 cm is cut as shown in fig. Find the area of the remaining portion of the square.

From each corner of a square ofside 4 cm a quadrant of a circle of radius 1 cm is cut and also a circle of diameter 2 cm is cut asshown in fig. Find the area of the remaining portion of the square.

Find the area of a square having side 12 cm.

In the given figure from a cuboidal solid metallic block of dimensions 15 cm xx 10 cm xx 5 cm a cylindrical hole of diamter 7 cm is drilled out . Find the suface area of the remaining block .

What is the area of a square with each side 16 cm ?

From each corner of a square of side 4 cm a quadrant of a circle of radius 1 cm is cut and also a circle of diameter 2 cm is cut as shown in Fig. 5.23. Find the area of the remaining portion of the square.

From each corner of a square of side 4 cm a quadrant of a circle of radius 1 cm is cut and also a circle of diameter 2 cm is cut as shown in Fig. 12.23. Find the area of the remaining portion of the square.

From each corner of a square of side 4 cm a quadrant of a circle of radius 1 cm is cut and also a circle of diameter 2 cm is cut as shown in Fig. 12.23. Find the area of the remaining portion of the square.