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peacefrvr

Answer:

∠4 = 97°

Step-by-step explanation:

If ∠4 and ∠5 are supplementary, it means they add up to 180°. So,

m∠4 + m∠5 = 180°

m∠4 + 83° = 180°

m∠4 = 180° - 83°

∠4 = 97°

hope this helps!! p.s. i really need brainliest :)

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