Help In geometry plz

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Question

Help In geometry plz 

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anonymous · Answer

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anonymous · Answer

Help understanding this would be Amazing :)

anonymous · Answer

yes it is enough

anonymous · Answer

1 and 4 together are complementary, meaning that they add up to 90 degrees.
Since you know they add up to 90 degrees, that means there are 90 degrees left for 2 and 3.  This means that the two rays form a right angle.  So yes, there is.

anonymous · Answer

<1 and <4 are complementary means their sum is 90 degree

since sum of all angles is 180 degree because ABC is a straight line.
so <2 + <3 = 90 degree

anonymous · Answer

@Harkirat & @jabberwock  Thank you Both for Pointing me to the answer and thank you Jabberwock i understand it better now just needed that CLICK you know?

anonymous · Answer

No problem, glad it was helpful :)

anonymous · Answer

U r welcome.......

anonymous · Answer

it was And again thank you both :)