Can anyone do the ones I missed on 21 plz
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Please refer to the above attachments.
Hope this helps.
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Step-by-step explanation:
a= (180-72-30)-40 [co interior angles]
a=78-40
a=38
b=30 [alternate angles]
c=72 [alternate angles]
d=40 [alternate angles]
e=38 [alternate angles]
f= 180-(72+40)
f=180-112
f =68
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