Question

Solve it and write complete solution of this question.

Answer 1

Answer:

130°

Step-by-step explanation:

Since it is a quadrilateral , the sum of all interior angles will be equal to 360°.

55° + 45° +30° + D = 360°

D = 360° - 130°

D = 230°

x = reflex angle D = 360° -230° = 130°