Answer the question about rigid motions.For two-dimensional objects moving in a plane, there are four possible rigid motions. Reflections and rotations are two of the possibilities. What are the other two types of rigid motions?
A. translations and glide reflections
B. glide reflections and rotary reflections
C. translations and screw displacements
D. translations and rotary reflections
E. glide reflections and screw displacements
Answer: A
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Provide an appropriate response.Simplify: 
- 
What will be an ideal response?
Write the number in scientific notation.1,047,000,000,000,000
A. 1047 × 1012 B. 1.047 × 10-15 C. 1.047 × 1015 D. 1047 × 10-12
Use regression to solve the problem. Round numbers to the nearest hundredth.The first column shows the independent variable (x). The second column shows the dependent variable (y).
Find the linear regression model.
A. y = 3.34x + 6.44 B. y = 2.34x + 6.44 C. y = 2.84x + 6.94 D. y = 3.84x + 7.94
Provide an appropriate response.Write 3
as an improper fraction.
A. 
B. 
C. 
D. 