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https://vle.mathswatch.co.uk/images/questions/question15891.png

I need help in part b) of the question 

thank you 

 Apr 28, 2020
 #1
avatar+109527 
+1

Please show me your answer, with working , for part a

 Apr 28, 2020
 #2
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This is what I got 

360-90 = 270˚
270˚= 3x + 2x + x
270˚/3= 90
90/2=45
x=45˚

Guest Apr 28, 2020
 #3
avatar+109527 
+1

Yes that is great.    cool

 

x=45

 

So angle DAB=90  and you know that angle ABC=90

 

So pow can you use that to determine if  AD and BC are parallel?

 

 

 

 

Melody  Apr 28, 2020
 #4
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+1

Thank youuu!!!

I get it know :)

Guest Apr 28, 2020

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