advisory WU 2/6

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

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Tags

CCSS.8.F.A.1

Which statement describes the mapping?

• The mapping represents y as a function of x, because each y-value corresponds to exactly one x-value.

• The mapping does not represent y as a function of x, because two of the x-values correspond to the same y-value.

• The mapping represents y as a function of x, because each x-value corresponds to exactly one y-value.

• The mapping does not represent y as a function of x, because there are more x-values than different y-values.

Tags

CCSS.8.F.A.1

Which representation does NOT show y as a function of x?

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Tags

CCSS.8.F.A.1

Which graph shows a proportional relationship between x and y?

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Tags

CCSS.7.RP.A.2D

Which graph shows a non proportional relationship between x and y?

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Tags

CCSS.7.RP.A.2D

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. What is the distance in feet from the top of the pole to the bottom of the stake?

• 45 ft

• 17.2 ft

• 6.7 ft

• 32.5 ft

Tags

CCSS.8.G.B.8

A right triangle and two of its side lengths are shown in the diagram. Which measurement is closest to the value of x in centimeters?

• 37.1 cm

• 40.8 cm

• 27 cm

• 51 cm