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jolli1 [7]
3 years ago
5

What is the measure of secant line CD

Mathematics
1 answer:
ZanzabumX [31]3 years ago
8 0

Answer: 45

Step-by-step explanation:

By the tangent secant theorem we have AB^2 = BD(BD + CD)

So...

14^2 = 4(CD +4)

196  = 4CD + 16

4CD = 180

CD   = 45

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