Posted by Tifini 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  bobpursley, Sunday, July 15, 2012 at 6:51pm
Where is C in rectangle ABED?

Integrated Math 1  Tifini, Sunday, July 15, 2012 at 6:52pm
the center. its a rectangle broken into the triangles

Integrated Math 1  bobpursley, 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(14^210^2) 
Integrated Math 1  Anonymous, Friday, May 31, 2013 at 2:33am
ty5h7l,