Question:
Image Below

Answer:
The answer will be: C: 2t + 10
Step-by-step explanation:
You can check the answer by replacing t with any number.
Example:
I want to find the perimeter for 3 triangles. Here's how I would write the equation.
2(3) + 10 = 6 + 10 = 16
We can check by adding all the sides for three triangles.
2 + 2 + 2 + 5 + 5 = 16
Hope this helped :)