Answer: 66
Explanation:
ΔADC and ΔABD are similar (AAA)
Therefore the cooresponging sides are in proportion: AD/AC = AB/AD
Answer:
I realize that the time is passed.... but FYI
BD is Geometric Mean
That's mean BD² = 6 × 5 = 30 ⇒ BD = √30
x² = BD² + 6² = 30 + 36 = 66 ⇒ x = √66
y = √55
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