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Mathematics, 27.01.2021 14:50 darrieg

The diagram shows three straight lines. с
110°
b
а
21
Work out the sizes of angles a, b and c.
b=
+
+


The diagram shows three straight lines. с 110° b а 21 Work out the sizes of angles a, b and c. b=

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The diagram shows three straight lines. с
110°
b
а
21
Work out the si...
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