Question

In the given figure Prove that
i) AB ll CD
ii) CDllEF
iii)ABllEF​

Answer 1

Answer:

Step-by-step explanation:

Answer 2

Hey, good evening...

first see the first question

we have same alternative interior angle as angle abc = angle bcd = 50

so,

both will be parellel.........= ab parellel cd

2nd

if we saw Very sincerely

the angle cef and angle ecd are the interior angles in same side ....

and they should be supplementry for parellel sides ........

or sum of them =150+30=180

so, cd parellel ef

3rd

from last both questions we have ..

ab parellel cd .........1st equation

and cd parellel ef .............2nd equation

so, from 1st and 2nd equation

ab parellel ef

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