Step-by-step explanation:
Refer to attachment.
<em>Hope</em><em> </em><em>it</em><em> </em><em>helps</em><em>.</em>
Answer: 21 x 10
If you multiply that your answer will be 210
Answer:
so basically its the second one if you know what your really doing
Answer:
Option 3
Step-by-step explanation:
Since lines a and b are intersecting, x+5=2x-5. Because they are vertical angles.
x+5=2x-5
2x-x=5+5
x=10
Answer:
142
Step-by-step explanation:
x+38=180
x=142
Answer is 142