Transformations and Functions Assessment

What is the simplified value of the negative square root of 169?

• -169

• 169

• -13

• 13

When a trapezoid is reflected over the x-axis, which of the following statements is true?

• The side lengths of the trapezoid remain the same.

• The area of the trapezoid increases.

• The sum of the angle measures of the trapezoid is doubled.

• The angle measures of the trapezoid change.

Which of the following sets of ordered pairs represents a function where Y is a function of X?

• [(-14, 3), (-9.5, -1.5)]

• [(4, 3), (6, 8), (9, 8)]

• [(1.5, -4.5), (-2, 6), (6, 8)]

• [(-4, -5), (-4, 3)]

What is the correct first step to solve the equation -3x + 4 = -2x + 1 if you want to move the variable to the left side?

• Add 2x to both sides

• Subtract 4 from both sides

• Divide both sides by -1

• Add 3x to both sides

When dilating a quadrilateral by a factor of 3.75, which of the following remains unchanged?

• Side lengths

• Angle measures

• Coordinates

• Area

If a business owner invests $10,500 at an annual simple interest rate of 1.2% for 4 years, how much interest will be earned?

• $504

• $1260

• $5040

• $630

What is the slope of a line if the change in y is -120 and the change in x is 8?

• 15

• -8

• 8

• -15

Which transformation does not produce a square with vertices at the same set?

• Reflection on the y-axis

• Translation down and left

• 180-degree rotation

• 90-degree counterclockwise rotation

What is the first step in finding the slope-intercept form from a graph?

• Identify the x-intercept

• Identify the y-intercept

• Calculate the area under the graph

• Find the midpoint of the graph

Which of the following is true about a function?

• Each input leads to exactly one output

• Each input can lead to multiple outputs

• Each output can lead to multiple inputs

• Each output leads to exactly one input