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help me with this it is angles​

Help Me With This It Is Angles class=

Sagot :

Olumideolawoyinidn

Answer:

x = 40⁰

Step-by-step explanation:

The middle angle on the straight line = x (alternate angles).

x + x + 20 + 2x = 180⁰ (straight angles)

4x + 20⁰ = 180⁰ Add - 20⁰ to both sides

4x = 180⁰ - 20⁰

4x = 160⁰ Divide both sides by 4

x = 160⁰ / 4

x = 40⁰

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