Question

Perimeter of a rhombus is 20 cm and one of the diagonal is 8 cm then area of rhombus is

50 sq cm

48 sq cm

24 sq cm

30 sq cm​

Answer 1

Step-by-step explanation:

area of rhombus =24 sq cm

Answer 2

Step-by-step explanation:

1 side = 20/4 = 5cm

Half of Diagonal = 8/4 = 2cm

Therefore 2nd Diagonal = 5² = 2² +x²

x = √21

Full diagonal = 2√21

Area = Product of its diagonals = 16√21 ≈ 73.