Question

solve.... Class 8 maths ch 3 ​

Answer 1

Answer:

The answer is 130°

Step-by-step explanation:

• 90° + 90° + 50° + x° = 360°
• 180° + 50° + x = 360°
• 230° + x° = 360°
• x° = 360° - 230°
• x° = 130°

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Answer 2

Answer:

Step-by-step explanation:

By applying Angle sum property of a quadrilateral = Sum of all sides of a quadrilateral is  360⁰

x+50+90+90= 360

x+230= 360

Transposing 230 to RHS, We have :-

x= 360-230

x= 130

Therefore, The value of x is 130⁰