Please can someone help me?

Peter Uithoven asked Nov 1, 2022

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3 votes

Peter Uithoven asked Nov 1, 2022

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6 votes

Answer:

∠ 3 = 90°

Explanation:

∠ 3 and ∠ 4 are adjacent angles on a straight line and sum to 180° , then

∠ 3 + ∠ 4 = 180°

∠ 3 + 90° = 180° ( subtract 90° from both sides )

∠ 3 = 90°

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