Answer:
Step-by-step explanation:

Answer: 66 degrees
Step-by-step explanation:
Sum of the angle measures is 180, so:
71 + x + 49 + x + 72 = 180
2x + 192 = 180
2x = -12
x = -6
Meaning the measure of angle A = -6 + 72 = 66 deg.
Answer:
<u>x</u><u> </u><u>is</u><u> </u><u>3</u>
Step-by-step explanation:


I'm going to put it into decimals because it is easier.
3.5*1.5=5.25 or

Hope that helps