KY K-PREP 8th Grade Math Part B

Chapter: 3
Standard: 8.NS.2
DOK: 2
1 pt

2.

The basketball coach at the local high school decided to measure the length of the court to determine if his students were playing on a regulation court or not. The coach discovered that the court was $$\sqrt{784}$$ meters long. What is the simplified distance of the basketball court?

A

28 m

B

14 m

C

392 m

D

26 m

Chapter: 11
Standard: 8.EE.8b
DOK: 2
1 pt

10.

Without evaluating the system of equations, determine which of the following sentences is true about the system of equations listed below.

$$\begin{array}{l}7x-9y=4\\ 9y=7x-6\end{array}$$

A

There will be infinitely many solutions because the coefficient of the *x* and *y* variable are the same.

B

There will be one solution because each equation represents a linear function, and there will be a point of intersection.

C

There is not enough given information to draw any conclusions.

D

There will be no solution because 7*x* – 9*y* cannot equal 4 and 6 at the same time.

Chapter: 7
Standard: 8.F.4
DOK: 2
1 pt

12.

Find the slope of the equation $$2x+y=7$$.

A

1

B

2

C

–2

D

7

Chapter: 11
Standard: 8.G.7
DOK: 2
1 pt

23.

Triangle *LKM* is a right triangle. Find the measure of $$\overline{LM}$$. Round your answer to the nearest whole number.

A

$$\overline{LM}$$

= 8

B

$$\overline{LM}$$

= 10

C

$$\overline{LM}$$

= 52

D

$$\overline{LM}$$ = 7

Chapter: 13
Standard: 8.G.9
DOK: 1
1 pt

26.

Fill in the blanks for the following statement. The volume of a _**____** is 3 times the volume of a **__** having the same base area and height.

A

cylinder, cone

B

cone, cylinder

C

cylinder, sphere

D

sphere, cylinder