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Set 1 angles a and c are ? and are also ? Set 2 angles b and d are ? and are also?
2.
2.
1)
a = 62⁰
b
d
O
2)
b = 120°
a
d

Set 1 angles a and c are and are also Set 2 angles b and d are and are also 2 2 1 a 62 b d O 2 b 120 a d class=

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