Question

the length of a side of a rhombus is 6.5cmand it's altitude is 10 can if one diagonal is 26 what is the length of other diognal​

Answer 1

Area of rhombus=2×ar.△ABC

1/2×d1×d2

⇒ 65 = 1/2×26 × d2

⇒ d2 = 2 × 65/2

⇒ d2 = 5cm