Question

5. The area of a rhombus is 340 cm and one of the diagonal is 17cm find the other
diagonal​

Answer 1

Area of a rhombus=

2

1

×Product of its diagonals

Area of a rhombus=

2

1

×d

1

×d

2

where d

1

=30cm

⇒150=

2

1

×30×d

2

⇒d

2

=

30

2×150

=10cm

∴ the other diagonal=10cm

Answer 2

Answer:

As we know that

Area of a rhombus= 1/2×d1×d2

340cm^2=1/2×17×d2

D2= 340cm^2×2/17cm

D2= 40cm

therefore, the length of other diagonal is 40cm