Question

11. The length of a side of a rhombus is 4.1 cm and one of its diagonais
Find the area of the rhombus.
(1) 10.8 sq cm (2) 3.6 sq cm (3) 7.2 sq cm (4) 8.1 sq cm

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Answer 1

see the attached image

NOTE : your question is incomplete but instead i attached a image which u in ur question . SEE THE FIGURE : i mention the properties of Rhombus and using pythagoras u can find other diagonal.