Readiness STAAR Review

The coordinate grid shows a pentagon. The pentagon is translated 1 unit to the left and 10 units down to create a new pentagon.

• ( x, y) → ( x − 1, y − 10)

• ( x, y) → ( x + 1, y − 10)

• ( x, y) → ( x − 1, y + 10)

• ( x, y) → ( x + 1, y + 10)

A water hose discharges water at a rate of 45 gallons per minute. Which graph has a slope that best represents this rate?

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Triangle MNP is graphed on a coordinate grid with vertices at M ( -3, -6), N (0, 3) and P (6, −3).

Triangle MNP is dilated by a scale factor of u with the origin as the center of dilation

to create triangle M'N'P'.

Which ordered pair represents the coordinates of the vertex P′?

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The table shows the number of gallons of gasoline in a car’s gas tank after the car has been driven x miles.

When these data are graphed on a coordinate grid, the points all lie on the same line. What are the slope and y-intercept of this line?

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The manager of a car dealership wants to attach a rope with flags to the top of a pole and to a stake in the ground, as shown in the diagram.

Based on the diagram, what is the distance in feet from the top of the pole to the bottom of the stake?

• 34.6

• 32.5

• 21.7

• 45.6

The scatterplot shows the number of people in each of 8 different households and the average amount of money each household spent on groceries.

Based on the scatterplot, what is the best prediction of the average amount of money spent on groceries for a household that has 7 people?

• $240

• $190

• $210

• $300

Which graph does NOT represent y as a function of x?

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What value of x makes this equation true?

• 3

• -9

• -1

• 27

A cylinder and its dimensions are shown in the diagram.

Which measurement is closest to the lateral surface area of the cylinder in square centimeters?

• 575.3 cm²

• 287.6 cm²

• 398.5 cm²

• 604.1 cm

Mr. Wilkins deposited $2,500 in a new account at his bank.

• The bank pays 6.5% interest compounded annually on this account.

• Mr. Wilkins makes no additional deposits or withdrawals.

Which amount is closest to the balance of the account at the end of 2 years?

• $2,835.56

• $2,513.00

• $2,662.50

• $2,825.00