Question

The area of a rhombus is 72 m2. One
diagonal is 18m. Find the other diagonal.

Answer 1

Other diagonal is 8 m

Explanation:

area of rhombus = 72 m²

½ × diagonal 1 × diagonal 2 = 72

½ × 18 × d2 = 72

9 × d2 = 72

d2 = 72/9

d2 = 8