Answer:
You find the perimeter by adding all the side measurements of the shape (in this case, a right triangle) together.
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Answer:
x = 19
Step-by-step explanation:

Collect like terms

Add ; 14+5 =19

8 verticles 4 at the bottom and 4 on the sides
Answer:
AB + BC + CA
Step-by-step explanation:
12b-8 + 12b- 8 + 9b+8
33b - 8
Answer:a
Step-by-step explanation: