Question

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Answer 1

Answer:

1. .
2. .
3. .
4. .
5. .
6. Angle QST=98° (as PQ||ST) 98°-28°=70°=> Angle AST. 180°-70°= 110°=> BST
7. as ray ab and ef are parallel a + b is equal to 180 degree. as also EF and CD are parallel so c is equal to d.
8. as ED and AB are parallel so is equal to 40 degree

Step-by-step explanation:

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