Answer:
the third angle is 50 degress
Step-by-step explanation:
the angle sum property states that the sum of all the interior angles of a triangle is 180.
therefore : 30 + 100 + x = 180
x = 180 - 130
x = 50
I suck at algebra but my advice is download photomath it will help trust me
Answer:
=x<-7
If they're asking for work, I'd be glad to show.
The value of a would be 4.2, because the negatives cancel out each other.
Answer: A
Step-by-step explanation: with my calculation, and the information you have give i have to say it is A.