Brainlyuser707 Brainlyuser707

03-04-2022
Mathematics

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Find the value of x. AB=20 BC=6 CD=8

Find the value of x AB20 BC6 CD8 class=

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reinhard10158 reinhard10158

03-04-2022

Step-by-step explanation:

there is the rule

outside length × (outside length + inside length) is the same for all lines originating from the same point.

so, we have

CD(CD + x) = BC(BC + AB) = 6(6+20) = 6×26 = 156

8(8 + x) = 156

8 + x = 19.5

x = 11.5

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