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Work out the values of a, b, c and d. ​

Work out the values of a, b, c and d. ​-example-1
User Korkman
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22 votes

Explanation:

The are two angles ie. 45 and 80 than find the third angle

80 will be vertically opposite and alternative angle to a

Work out the values of a, b, c and d. ​-example-1
User Manoranjan
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