Question

Yom
and am.
beds that
find
The side of triangular field are 4 m,
number of frower
Con se prepared
in а
field if each flower bed
(2) space.
the
needs 900 cm​

Answer 1

Step-by-step explanation:

Correct option is

B

2000

Area of triangular field=

s(s−a)(s−−b)(s−c)

s=

2

a+b+c

=

2

41+9+40

=45m

∴ Area of triangular field=

45(45−41)(45−9)(45−40)

=4×5×9=180m

2

=180×10

4

cm

2

now, 900cm

2

area required for 1 rose bed

180×10

4

cm

2

area required for

900

180×10

4

rose beds

=2000 rose beds.