NCERT Math 7th/Chapter 11(Perimeter and Area) Test 1

Read the statement and choose True or False:

Perimeter of a closed figure is the distance around it while area is the measure of the part of plane or region enclosed by it.

• True

• False

Read the statement and choose True or False:

Perimeter of a rectangle = 2(l + b)

• True

• False

Choose the correct option

• Area of square = side × side

• Area of rectangle = l × b

• Area of parallelogram = b × h

• Area of triangle =

  $\frac{1}{2}b\times h$

• all are correct

A door-frame of dimensions 3 m × 2 m is fixed on the wall of dimension 10 m × 10 m. Find the total labour charges for painting the wall if the labour charges for painting 1 square meter of the wall is Rs 2.50.

• Rs 235.00

• Rs 245.00

• Rs 100.00

• Rs 600.00

The area of a rectangular sheet is 500 square centimetre . If the length of the sheet is 25 cm, what is its width? Also find the perimeter of the rectangular sheet.

• The width of the rectangular sheet is 50 cm and its perimeter is 90 cm

• The width of the rectangular sheet is 90 cm and its perimeter is 20 cm

• The width of the rectangular sheet is 20 cm and its perimeter is 90 cm

• The width of the rectangular sheet is 20 cm and its perimeter is 25 cm

A wire is in the shape of a square of side 10 cm. If the wire is rebent into a rectangle of length 12 cm, find its breadth. Which encloses more area, the square or the rectangle?

• 18 cm

• 10 cm

• 11 cm

• 8 cm

The area of a square and a rectangle are equal. If the side of the square is 40 cm and the breadth of the rectangle is 25 cm, find the length of the rectangle. Also, find the perimeter of the rectangle.

• The length of rectangle is 84 cm and its perimeter is 178 cm

• The length of rectangle is 64 cm and its perimeter is 178 cm

• The length of rectangle is 178 cm and its perimeter is 64 cm

• The length of rectangle is 64 cm and its perimeter is 168 cm

Find the area of a square park whose perimeter is 320 m.

• $6300\ m^2$

• $6400\ m^2$

• $1600\ m^2$

• $8100\ m^2$

 $Find\ the\ breadth\ ofa\ recangular\ plot\ ofland,ifits\ area\ is\ 440\ m^2\ and\ the\ length\ is\ 22m.\ Also\ find\ its\ perimeter.$  

•  Breadth is 30 m and its perimeter is 84 m

•  Breadth is 20 m and its perimeter is 84 m

•  Breadth is 10 m and its perimeter is 84 m

•  Breadth is 20 m and its perimeter is 82 m

The perimeter of a rectangle is 130 cm. If the breadth of the rectangle is 30 cm, find its length. Also find the area of the rectangle.

• length is 35 m and area is 1500 square meter

• length is 35 m and area is 1550 square meter

• length is 25 m and area is 1050 square meter

• length is 35 m and area is 1050 square meter