Both lines are parallel so using the bottom line you are given angle 7 as being 80 degrees. Angle 5 and 7 form a straight line which is 180 degrees so angle 5 would be 180-80 = 100 degrees.
Angle 1 is the same as angle 5 so angle 1 is 100 degrees.
Answer: 100 degrees
Answer:
80
Step-by-step explanation:
Answer:
5
Step-by-step explanation:
2+3+5
Answer:
1,260
Step-by-step explanation:
6x3=18 7000÷18=1,260