Two concentric circles have radii 6 and 14. Find the length of a chord of the larger circle that is tangent to the smaller circl
e.
1 answer:
Answer:
Step-by-step explanation:
let 2x be the length of chord tangent to first circle.
so x=√(14²-6²)=√(14+6)(14-6)=√(20×8)=√160=4√10
length of chord=2x=2×4√10=8√10
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