Answer:
The sum of measures of angles of a triangles is 180 degrees
∴(x−40)+(x−20)+(x/2−10)=180°
∴5x/2−70 =180°
∴5x/2=250
∴5x=500
Step-by-step explanation:
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Answer:
The sum of measures of angles of a triangles is 180 degrees
∴(x−40)+(x−20)+(x/2−10)=180°
∴5x/2−70 =180°
∴5x/2=250
∴5x=500
∴x=100 °
Step-by-step explanation:
Hope it will helps you
Mark as Brainliest