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!Angles:ParallelLinesVideo25onCorbettmaths
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� Question1: Writedownthesizesoftheletteredangles.
(a) (b) (c)
(d) (e) (f)
Question2: (a)Whichangleiscorrespondingtoanglec?
(b)Whichangleisalternatetoangled?
(c)Whichangleiscorrespondingtoangleh?
(d)Whichangleisverticallyoppositetoanglea?
(e)Whichangleisalternatetoanglee?
(f)Whichangleisco-interiorwithanglec?
(g)Whichangleisverticallyoppositetoangleh?
(h)Whichangleisco-interiorwithanglee?
(i)Whichangleiscorrespondingtoanglea?
(j)Whichangleisverticallyoppositetoangleg?
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!Angles:ParallelLinesVideo25onCorbettmaths
Question3: Findtheanglexineachquestionbelow. Givereasonsforyouranswer.
(a) (b) (c)
(d) (e) (f)
Question4: Findtheanglexineachquestionbelow. Givereasonsforyouranswer.
(a) (b) (c)
(d) (e) (f)
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!Angles:ParallelLinesVideo25onCorbettmaths
� Question1: ArethelinesABandCDparallel?Explainyouranswer.
Question2: Findthemissingangle. Givereasonsforyouranswer.
Question3: Findx
Question4: Findx
Question5: Matildaisprovingthattheanglesinatriangleaddupto180°. Shehasstartedwiththisdiagram. Completeherproof.
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Answers
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