Sense this string would only be 11 (in), and we are cutting it into 3 pieces, this would show us that we would then be dividing the 11 (in) string into 3 pieces. The expression would be below.
Answer:
28.8
Step-by-step explanation:
<u>Answer-</u>

<u>Solution-</u>
The given function is,

Now, we have to find the value of f(x) at x=2 i.e f(2), so putting x as 2 in the given function,






Therefore, f(2) was found to be 46.
I cant see the question 1 sorry:(
2. x=71(base angle, isos. triangle)
3. x=45 (same reason as the above)
4. the third one
Your answer is D. 7 hope this works