[tex]\color{blue}{SOLUTION✿}[/tex]
angle D = 110°
angle D = 110°in a quadrilateral
ATQ
angle A + angle B + angle C + angle D = 360
80 + 70 + 100 + angle D = 360
angle D = 180 - 70
DON'T REPORT
Answer:
sum of all the angles is 360°
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Verified answer
[tex]\color{blue}{SOLUTION✿}[/tex]
angle D = 110°
angle D = 110°in a quadrilateral
sum of all the angles is 360°
ATQ
angle A + angle B + angle C + angle D = 360
80 + 70 + 100 + angle D = 360
angle D = 180 - 70
angle D = 110°
DON'T REPORT
Answer:
angle D = 110°
angle D = 110°in a quadrilateral
sum of all the angles is 360°
ATQ
angle A + angle B + angle C + angle D = 360
80 + 70 + 100 + angle D = 360
angle D = 180 - 70
angle D = 110°