Posted by **nettie <3** on Tuesday, March 16, 2010 at 8:02pm.

if the area of a rectangle is 20 square units and the length of the base to the height are in a ratio of 5:1 what is the perimeter of the rectangle ?

- 6th grade math -
**bobpursley**, Tuesday, March 16, 2010 at 8:16pm
Area= L*W

Area=5W*w

20=5W^2

w^2=4

width= sqrt(4)

length then is 5 times width

Perimeter= 2W+2L

- 6th grade math -
**nettie <3**, Tuesday, March 16, 2010 at 8:32pm
huh lol please help a little more bob lol thx i just need help with the perimeter but u confused me

- 6th grade math -
**SARAH**, Wednesday, March 24, 2010 at 8:47pm
5,605

- 6th grade math -
**bob**, Sunday, April 11, 2010 at 10:30pm
answear is x>54(11)+ 20 what is x,=81

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