Answer:
Yes, there is a transformation that maps shape I onto shape IV. Reflecting shape I across the x-axis maps it onto shape IV.
Step-by-step explanation:
edmentum.
Answer:
The answer to your question is x = 15
Step-by-step explanation:
Use proportions to solve this problem

Solve for "x"
x = 
Simplification
x = 
Result
x = 15
Your roots would be 6, 4, and -2
A² + b² = c²
5² + 8² = x²
x² = 25 + 64
x² = 89
x = √89
x = 9.43
If 2 1/2 posterboard is enough for 1/2 of the project, it will take another 2 1/2 posterboard to display the other half of the project.
2 1/2 + 2 1/2 = 4 + 1/2 + 1/2 = 4 + 1 = 5
Answer: 5 posterboard.