1. A rectangular carpet has an area of 120 square meters and a perimeter of 46m. The length of it’s diagonals is_________?
11m
13m
15m
17m
2. The perimeter of a floor of a room is 18m.What is the area of four walls of the room if it; a height is 3m?
21 Sq.m
42 Sq.m
54 Sq.m
108 Sq.m
3. A rectangular measure 8cm on length and it’s diagonals measures 10cm what is the perimeter of the rectangular?
36cm
38cm
28cm
18cm
4. A diagonal of rectangle is √41cm and area is 20 sq. cm. The perimeter of the rectangle must be.
9cm
18cm
20cm
41cm
5. The difference between the length and bredth of a rectangular is 23m. If the perimeter is 206m, then its area is.
1520 m2
2420 m2
2480 m2
2520 m2
6. The length of a room is 5.5 m and width is 3.75 m. Find the cost of paving the floor by slabs at the rate of Rs. 800 per square metre.
Rs. 15000
Rs. 15500
Rs. 15600
Rs. 16500
7. The length of a room is 5.5 m and width is 3.75 m. Find the cost of paving the floor by slabs at the rate of Rs. 800 per square metre.
Rs. 15000
Rs. 15500
Rs. 15600
Rs. 16500
8. The circumference of a circle, whose area is 24.64 m2
14.64 m
16.36 m
17.60 m
18.40 m
9. The area of a rectangular field is 2100 sq. meters. If the field is 60 metres long, what is its perimeter ?
180m
210m
190m
240m
10. Area of a square swimming pool is 50 sq. kms. A swimmer wishing to cross the pool diagonally, will have to swim a distance of.
5
6.25
7.75
8
11. The area of a triangle whose sides are of lengths 3 cm, 4 cm and 5 cm is :
8 cm2
6 cm2
10 cm2
8 cm2
12. The difference between the length and breadth of a rectangle is 23 m. If its perimeter is 206 m, then its area is :
1520 m2
2420 m2
2480 m2
2520 m2
13. The length of a rectangle is three times of its width. If the length of the diagonal is 8√10, then the perimeter of the rectange is
15√10cm
16√10cm
24√10cm
64cm
14. The formula used to measure circumference of circle is
2πr
πr2 + 2r
πr2
πr3
15. The formula used to measure area of circle is
4πr2
πr2
2πr2
2πr2 + 2r
16. If the circumference of circle is 82π then the value of 'r' is
41 cm
82 cm
27.34 cm
20 cm
17. The area of a circle is 38.5 sq. cm. Its circumference is
22cm
33cm
11cm
44cm
18. The length of the wire is 66m. The number of circles of circumference 13.2cm can be made from the wire is
50
500
5000
1000
19. If the area and circumference of a circle are numerically equal, then its radius is
1 unit
2 unit
3 unit
4 unit
20. One side of rectangular field is 15 meter and one of its diagonals is 17 meter. Then find the area of the field.
120m2
130m2
140m2
150m2
21. A courtyard is 25 meter long and 16 meter board is to be paved with bricks of dimensions 20 cm by 10 cm. The total number of bricks required is :
16000
18000
20000
22000