SRMS 8th Grade STAAR Review (Semester 1)

Arrange the following from smallest to largest.
3/2, 75%, 1.25, 2/3

• 3/2, 75%, 1.25, 2/3

• 2/3, 75%, 1.25, 3/2

• 75%, 2/3, 1.25, 3/2

• 2/3, 1.25, 75%, 3/2

Convert 0.000456 to scientific notation.

• 4.56 x 10^-4

• 4.56 x 10⁴

• 4.56 x 10^-3

• 4.56 x 10³

Point (3,5) is translated vertically -3 units and horizontally 4 units.  Where is the new point located?

• (7,2)

• (1,8)

• (7,8)

• (-1,2)

Dilate the figure by a scale factor of 2 with the origin as the center of dilation. What are the coordinates of the image?
A(2,4) B(5,5) C(7,2)

• A'(4,8) B'(10,10) C'(14,4)

• A'(3,6) B'(7,7) C'(9,3)

• A'(1,2) B'(2.5,2.5) C'(3.5,1)

• A'(0,0) B'(5,5) C'(7,2)

• Function
• Not a Function

Tags

CCSS.8.F.A.1

CCSS.8.F.B.5

What is the rate of change?

• -1/3

• -3

• -4

• 5

Find the slope.

• -4 gallons per minute

• -0.5 gallons per minute

• -2 gallons per minute

• -5 gallons per minute

Is this mapping a function or not a function? 

• Function
• Not a Function

Trapezoid WKRP was translated 4 units to the left and 5 units up on a coordinate grid to create trapezoid W'K'R'P'. Which rule describes this transformation?

• (x y, ) → (x − 4, y + 5)

• (x y, ) → (x + 4, y − 5)

• (x y, ) → (x + 4, y − 5)

• (x y, ) → (x − 4, y − 5)

Which rule best describes the dilation applied to Circle I to create Circle II?

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