Posted by **chey** on Thursday, February 9, 2012 at 1:12am.

ABCD is a rectangle, if AC is 2(x-3) 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(x-3) = 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(x-3)

bd= x+5

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

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