Answer:
10 units
Explanation:
The diagnonals of a rhombus meet at right angle to their selves and bisect each other.
So one quarter will form a right angle triangle of base 6 and height 8.
Let The length of one side of the rhombus be x
X²= 8²+6²
X²= 64+36
X²= 100
X= √100
X= 10 units