Question

What is the length of y on this circle

8 units
12 units
10 units
18 units

Answer 1

Answer: Choice A) 8 units

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Step-by-step explanation:

Use the intersecting chords theorem to get

y*6 = 4*12
6y = 48
6y/6 = 48/6
y = 8

Therefore y is 8 units long.

Check:
y*6 = 4*12
8*6 = 4*12
48 = 48
our answer checks out