CBSE Class 9 Answered
In
fig, if POR and QOR form a linear pair and a - b = 80° then find the value
of a and b.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
Expert Answer
a + b = 180o (linear pair) … (i)
a - b = 80o (given) …(ii)
Add (i) and (ii)
2a = 260o
a = 130o
Put value of a in (i)
we get, b = 50o
Hence a = 130o, b = 50o
Answered by | 04 Jun, 2014, 03:23: PM
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