Posted by chey on Thursday, February 9, 2012 at 1:12am.
ABCD is a rectangle, if AC is 2(x3) and BD is X+5 what are the lengths of the diagnoals?
a. 2,2
b. 11,11
c. 3,3
d. 16,16

math  Reiny, Thursday, February 9, 2012 at 7:54am
In any rectangle the diagonals are equal, so .....
2(x3) = x+5
2x  6 = x+5
x = 11
subbing into either one gets us 16
so the choice is d)

geometry  luis, Thursday, July 12, 2012 at 1:25pm
abcd is a rectangle . find the lenght of each diagonal .
ac=2(x3)
bd= x+5

math  sam, Wednesday, June 26, 2013 at 10:23am
16,16
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