Answer:

Step-by-step explanation:
If you are asking for:

You can pull out 16 from the equation and you can get:

Answer:
the answer is D
Step-by-step explanation
the ratio of the triangles is 3:1 (you find that out because 21:7 is simplified to 3:1.
when you plug in 6 as x then you get 18:6 which simplifies to 3:1 also
Answer:it’s 180 degrees
Step-by-step explanation:
Answer:
No possible triangles
Step-by-step explanation:
Deltamath