Answer:
a
Step-by-step explanation:
6+10+8=24=iscolecles triangle
A
cosθ = 8/10
θ = arcCos(8/10)
θ =36.87
cot(36.87) = 8/x
1.33 = 8/x
x1.33 = 8
x = 6
Therefore , A is the correct Answer
