Do 7x4= 28 then add z
7x8= 56 then add b
so your answer is 28z + 56b
Answer: 40.6
Step-by-step explanation:
When finding perimeter, you have to add all sides. 16 plus 16 equals 32. 4.3 plus 4.3 equals 8.6. 8.6 plus 32 equals 40.6
ANSWER
Vertex form;

Vertex

EXPLANATION
Given:

We complete the square as follows:


The vertex form is:

The vertex is

1.correct
2.correct
3.correct but put 37.5% instead
4.correct
5.correct but again 37.5