Question

Please answer me my questions and correct ​

Answer 1

Answer:

answer of 1st Question

Step-by-step explanation:

let the angle of a quadrilateral be x then the equation will formed is

1x+4x+5x+8x = 360[the sum of all angle of a quadrilateral]

18x=360

x=360÷18

x=20

then the angle of quadrilateral=

1st angle= 1×20=20

2nd angle =4×20=80

3rd angle =5×20=100

4th angle =8×20=160

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