Question

Vezi
Exercise 78
Find the area of the rectangles having dimensions.
Length = 18 cm, Breadth = 12 cm
2. Length = 14 m, Breadth =9m
3. Length = 56 cm, Breadth = 8.5 cm
4. Length = 27.5 cm, Breadth = 16 cm
5. Length =1.8 m, Breadth = 80 cm
Find the area of the square each of whose sides is.
7. 17 cm
8. 23 m
9. 13.5 cm
10. 3 m 40 cm
11. Find the length of the rectangle whose:
(a) area = 104 sq cm and breadth = 8 cm
(b) area = 378 sq m and breadth = 14
(c) area = 900 sq cm and breadth = 25 cm
(d) area = 102 sq m and breadth = 8,5 m
12. Find the breadth of the rectangle whose:
(a) area = 208 sq cm and length = 16 cm
(b) area = 391 sq cm and length = 23 cm
(c) area = 117 sq m and length = 13 m
(d) area = 52 sq m and length = 8 m
many pieces of stone slabs, each 24 cm long and 15 cm broad will be required to lay a path 18 m
long and 12 wide?
13. How
AB
1. Then
2. The
14. How many blocks, each 25 cm long and 12 cm wide, will be required to
lay a path 12.5 m long and 4.8 m wide?
1 cm
3. The
15. Which carpet is bigger : one measuring 16 m in length and 12.5 m in
4. (a)
breadth or another measuring 15 m in length and 13.8 m in breadth?
(b)
16. The floor of a hall is completely covered by 26 carpets, each measuring 4 m by 2.5 m. What is the area
5. Are
of the floor of the hall?
6. Length = 2 m 50 cm, Breadth = 60 cm​

Answer 1

Answer:

Talofa o le tali o le bla o le a le mea leaga

Step-by-step explanation: