in a parallelogram abcd, if angle bad = 80° then m angle cda = ____.
a) 80° b) 280° c) 180° d) 100° .
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ɪɴʙᴏx ᴍᴇ...
Opposite angles of parallelogram are equal.
∠DAB=∠BCD=75
o
and ∠DBC=60
o
∠BDC+∠DBC+∠BCD=180
o
∠BDC=180
o
−∠DBC−∠BCD=180
o
−75
o
−60
o
=45
o
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