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Posted by on Sunday, July 15, 2012 at 6:47pm.

In rectangle ABED, AC = 7 cm and DE = 10 cm. What is the length of AD? If necessary, round your answer to the nearest tenth.

  • Integrated Math 1 - , Sunday, July 15, 2012 at 6:51pm

    Where is C in rectangle ABED?

  • Integrated Math 1 - , Sunday, July 15, 2012 at 6:52pm

    the center. its a rectangle broken into the triangles

  • Integrated Math 1 - , Sunday, July 15, 2012 at 7:20pm

    CE must be 7 also, as C bisects AE.You have a right triangle AED, so AE=14 (hypotenuse), side DE 10.

    AD=sqrt(14^2-10^2)

  • Integrated Math 1 - , Friday, May 31, 2013 at 2:33am

    ty5h7l,

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