Adjacent AnglesTwo angles areAdjacent if they have a common side and a common vertex. ... VerticalAnglesVertical Angles are the anglesopposite each other when two lines cross.They are called "Vertical" because they share the same Vertex.Vertical Angles are Congruent/equivalent
Answer:
he made a good choice, the width is: 4 inches
Step-by-step explanation:
12 x 8 x _<u>4_</u> = 384
Answer: 31°
Since <DAB = 55° and <CAB = 24°, subtract 24 from 55.
55 - 24 = 31
The sum of Heptagon’s inner angles is 180*(7-2)=900 degree
So x=900-146-122-142-140-110-142=98