Question

What value of x makes the given parallelogram a rhombus?
(a) 5.5
(b) 2.5
(c) 9.5
(d) 6.5​

Answer 1

Answer:

11x+18.5=90 because all angle of square or rhombus is 90 are you in class 8th

11x=71.5

x=71.5/11

×=6.5

so d is right answer

Answer 2

Answer:

diagonal of a rhombus make 90° when interest 11x+18.5°=90°

18.5-90=71.5

71.5/11 = 6.5°

Answer= 6.5°