Answer:
m<A = 51, m<B = 39
Step-by-step explanation:
x+x+12=90
2x+12=90
2x=78
x=39
m<A = 51, m<B = 39
Answer:
1) No, the sum isn't equal to 180
2) Yes, the sum is equal to 180
3) No, the sum isn't equal to 180
4) Yes, the sides follow the triangle inequality
5) Yes, the sides follow the triangle inequality
6) Yes, it's an equilateral triangle
Answer: a line segment has a start and end point. a ray has one starting point and goes on forever. a line has no start or stop. it just goes on forever. hope this helps!!!
Good luck!!!!!!!
Step-by-step explanation:
Answer: B iis the answer
Step-by-step explanation: