STAAR 2016 8th grade Math

Which equation is proportional?

• y=5x+1
• y=4x-3
• y=7x
• y=2x+7

Tags

CCSS.7.RP.A.2C

Joe has a square tablecloth with a total area of 48 square feet. Which measurement is closest to the length of each side of the tablecloth in feet?

• 9.8 ft
• 5.0 ft
• 12.0 ft
• 6.9 ft

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Which of these shows the numbers in order from greatest to least?

• -2.65, -1.43, 0.16, 0.10, 0.07
• 0.16, 0.10, 0.07, -1.43, -2.65
• 0.16, 0.10, 0.07, -2.65, -1.43
• -2.65, -1.43, 0.07, 0.10, 0.16

Tags

CCSS.6.NS.C.7A

CCSS.6.NS.C.7B

A square has a side length of 5 1/2 inches. This square is dilated by a scale factor of 4/5 to create a new square. What is the side length of the new square?

• 4 4/5 in.
• 4 1/4 in
• 4 2/5 in
• not here

Tags

CCSS.8.G.A.3

The mass of a substance varies directly with the volume of the substance. The volume of 100 kilograms of the substance is 80 liters. What is the volume, in liters, of 3.2 kilograms of this substance?

• 256
• 320
• 2.56
• 4.45

In order for a relationship to be a function, _____________.

• the y-value cannot repeat
• the x-value cannot repeat

Tags

CCSS.8.F.A.1

Which set of ordered pairs represents y as a function of x?

• (-9,2), (0,6), (1,-2), (-3,6)
• (-1,0), (4,3), (-7,-3), (-1,-8)
• (3,2), (-4,-2), (3,1), (-4,1)
• (5,4), (2,3), (1,1), (2,4)

Tags

CCSS.8.F.A.1

A hatbox in the shape of a cylinder is modeled below. The diameter of the cylinder is 24 inches. The height of the cylinder is 8 inches, What is the volume of the cylinder?  V=BH

• 4611.2
• 3617.28
• 3215.73
• 2146.77

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

What is the side of a right triangle when C=15 and B=7?

• 13.27
• 7
• 3.2
• 1.62

Tags

CCSS.8.G.B.7

Which of these measurements represent a right triangle?

• 2cm,4cm,8cm
• 6cm, 8cm, 10cm
• 6cm, 15cm, 17cm

Tags

CCSS.8.G.B.8