angle a and angle b form a linear pair. a-2b = 30. find a and b.

Asked by  | 17th Aug, 2011, 12:00: AM

Expert Answer:

As angle a and b form a linear pair a+b=180---(i)
also a-2b=30-----(ii)
now subtracting (i) from (ii) we get
a-2b-a-b= -150
-3b= -150
and a=180-50=130

Answered by  | 17th Aug, 2011, 02:43: AM

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