Question

A rhombus shaped field has green grass for 18 cows to graze. If each side of the rhombus is 30 m and it's linger diagonal is 48m, how much area of grass field will each cow be getting ?​

Answer 1

Answer:

Given:

⇒ABCD is a rhombus

⇒For ΔBCD

Perimeter

=8+30+30

=108 cm

⇒2S=108 cm, S=54 cm

⇒Area of ΔBCD

A=

s(s−a)(s−b)(s−c)

=

54(54−48)(54−30)(54−30)

=

54×6×24×24

=

72×6

=432m

2

⇒Area of field

=2× Area of ΔBCD

=2×432 m

2

=864 m

2

⇒Area of grass field each cow be getting

=

18

864

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=48 m

2