sheepadoodlelover sheepadoodlelover

27-09-2018
Mathematics

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can someone explain how to do this?

can someone explain how to do this class=

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albinocow albinocow

28-09-2018

Angle one and two are congruent so they are the same. You have to make them equal to each other to get r. So 120=2r-4 which reduces to 124=2r which then reduces to 62=r

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