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CBSE Class 9 Answered

ABCD is a parallelogram. If DAB = 60o and DBC = 80o find CDB.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
answered-by-expert Expert Answer

A = C [opp. Angles of ||gm]

C = 60o

Now in BDC

C + CDB + DBC = 180o.

60o + CDB + 80o = 180o

CDB = 180o - 140o = 40o.

Answered by | 04 Jun, 2014, 03:23: PM
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