All 5 sides of pentagon ABCDE are congruent. Find the ratio of the length of arc AEC to the length of arc ABC?

Thanks in advance, this is a SAT question

Update:

I would appreciate if you could explain how you got the answer as well. Thank you!

2 Answers

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  • Ed I
    Lv 7
    9 years ago
    Best Answer

    3:2

  • 9 years ago

    Arc ABC = 2x, because each arc is equal and say x, therefore arc ABC = arc AB +BC

    Arc AEC = arc AE +arc ED+ arc DC = 3x

    Ratio = 3x/2x = 3/2..................Ans

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