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Please find the value of A and B​

Please find the value of A and B​-example-1
User JOE LEE
by
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1 Answer

5 votes

Answer:

For B :


{ \sf{b \degree + 76\degree + 90\degree = 180\degree}} \\ \{angles \: of \: a \: triangle \} \\ b\degree + 166\degree = 180\degree \\ b = 180\degree - 166\degree \\ { \boxed{ \boxed{b = 14\degree}}}

For A :


a\degree + b\degree = 180\degree \\ \{angles \: on \: a \: straight \: line \} \\

but b is 14:


a + 14 = 180 \\ { \boxed{ \boxed{a = 166\degree}}}

User Dan Anderson
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