Question

Q:2 find the area of a rhombus if each of its sides measure 41 cm and one of the diagonal is 80 cm answer​

Answer 1

Answer:

hope it helps you

plz follow me ❤️

Answer 2

Let d1 ,d2 are the diagonals and length of the side is x of a rhombus , then

(d1/2)^2+(d2/2)^2=(x)^2. , putting x=41 cm and d1= 80 cm.

(80/2)^2+(d2/2)^2= (41)^2

or. (d2/2)^2=1681–1600=81

or. d2/2=9 => d2= 18 cm.

Area of the rhombus = 1/2.d1×d2. = 1/2.×80×18 = 720 cm^2

I hope this will help you