Answer:
(c) 20
Explanation:
Given similar triangles GYK and BAK, you want to find the value of x, where ...
GK = 10, GY = x, BK = 6, BA = 12
Similar triangles
Corresponding sides of similar triangles are proportional:
GY/GK = BA/BK
x/10 = 12/6
x = 10(12/6) = 20
The value of x is 20.
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