That would be the third option
Answer:
It is c and d. If this helps you are welcome
Step-by-step explanation:
Step-by-step explanation:
1. Right angled triangle , scalene triangle
2. isosceles triangle, obtuse angled triangle
3. equilateral triangle
4. right angled triangle, isosceles triangle
5. scalene triangle, obtuse angled triangle
6. scalene triangle, acute angled triangle
Answer:
3 terms
Step-by-step explanation:
4 4x and 9x