Use the guidelines to construct a two column proof proving dc || ab, given ab=cd and ad = cb.
prove dc || ab
. i need to turn this in to pass

step-by-step explanation:

1. the cylinder is a. 54

2.   a.108 /

i think it's ф or x=6,-6

step-by-step explanation:

-x^2=-36

x^2=-36

ф

or

if you mean by : -(x^2)=-36

it'll be: x^2=36

x=6,x=-6

hope it'll ! have a good day!

you for asking!

41*67/2=1373.5

step-by-step explanation:

i just used a calculator

need more information

step-by-step explanation: