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04-05-2022
Mathematics

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Write and solve an addition or subtraction equation to find the missing angle measure

Write and solve an addition or subtraction equation to find the missing angle measure class=

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Аноним Аноним

04-05-2022

Answer:

90°

Step-by-step explanation:

The three angles : 45°, n°, and 45° will form a line.

A property of a line is that it creates a 180° angle.

⇒ 45 + n + 45 = 180
⇒ n + 90 = 180
⇒ n = 90°

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