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HELP ASAP PLS PLS PLS !
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HELP ASAP PLS PLS PLS !

HELP ASAP PLS PLS PLS !-example-1
User Npellow
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1 Answer

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Answer:

(b) the unknown angle is 80°

Explanation:

The unkown angle is:

[2(x-10)]°

Substituting "x" by 50 (part a)

[2(50-10)]°=[2(40)]°=80°

User Albie
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