(b) an area of 350 ft and breadth 14 ft.
11. Find the length of side and perimeter of a square if it has the area of:
(a) 100 cm²
(b) 81 m²
(c) 50.41 cm
12. (a) The area of rectangle plot of land is equal to 576 m² and breadth 16 cm. F
(b) Find the length of fencing material required to fence a square plot of land
the length of fencing material required to fence it.
it has an area of 2025m².
13. Find the area of shaded part in the following figures.
(a)
3 cm
4 cm
12 cm
ANSWERS
8 cm
(b)
11 cm
16 cm
พว ()
10 cm
(c)
4cm
4cm
28 cm
16 cm
(d)
All th
linder
one in i
gure
4 cm
This
(a) 96 cm²
(b)
225 cm²
(c)
425 cm²
(d)
476 cm²
(e)
896 cm²
(f)
1640 cm²
(a)
117 cm²
(b)
165 cm²
(c)
228 cm²
(d)
173.6 cm²
(e)
232.5 cm²
(f
19.52 cm
14 cm
hello​