Answer:
A,C, AND D
Step-by-step explanation:
A. 3+4>5 therefore a triangle
B. 1+7<10 therefore not a triangle
C. 1.5+1.5>2.5 therefore a triangle
D. 7+7>7 therefore a triangle
E. 6+6=12 therefore not a triangle
The slope is 4/6 because its going up by 4 over by 6 .hope this helps
Answer:10