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8th grade final for 2021

Total questions: 33

Worksheet time: 1hrs 6mins

Name
Class
Date
1.

Anything raised to a power of zero is always:

a)

0

b)

1

c)

itself

d)

negative

2.

According to exponent rules, when we DIVIDE POWERS we _______ the exponents.

a)

add

b)

subtract

c)

multiply

d)

divide

3.

According to exponent rules, when we MULTIPLY POWERS we _______ the exponents.

a)

Add

b)

Subtract

c)

Multiply

d)

Divide

4.

According to exponent rules, when we raise a power to a power we _______ the exponents.

a)

add

b)

subtract

c)

multiply

d)

dicide

5.

How do you solve:

(2x5)(6x4)

a)

MULTIPLY coefficients

MULTIPLY exponents

b)

DIVIDE coefficients

SUBTRACT exponents

c)

Combine like terms

d)

MULTIPLY coefficients

ADD exponents

6.

(2⁸)²

a)

2102^{10}

b)

2162^{16}

c)

4104^{10}

d)

4164^{16}

7.

2⁻⁶

a)

26-2^6

b)

126\frac{1}{2^6}

c)

126\frac{1}{2^{-6}}

d)

-64

8.

x0

a)

0

b)

1

c)

x

9.

Multiply:

(3.4 x 105)(1.2 x 10-3)

a)

4.08 x 10-8

b)

4.08 x 102

c)

4.8 x 102

d)

4.08 x 10-15

10.

. Which equation best represents the relationship between x and y in the table shown?

a)

y = -3x - 10

b)

y = -1/3x - 10

c)

y = -4x - 10

d)

y = -10x + 10

11.

A fitness club opens with 80 members. Each month the membership increases by 15 members. Which equation represents the relationship between the number of months the club has been opened, x, and the total fitness club membership, y?

a)

y=15x

b)

y=15x+80

c)

y=x+15

d)

y=80x+15

12.

What is the slope of this graph?

a)

2

b)

-2

c)

12\frac{1}{2}

d)

12-\frac{1}{2}

13.

Write an equation with a y-intercept of 5 and a slope of -1/2

a)

y=1/2x - 5

b)

y= -1/2x+5

c)

y=5x - 1/2

d)

y=-5x + 1/2

14.

What is the y-intercept of this graph?

a)

(0,1)

b)

(1, 0)

c)

(0, 2)

d)

(2, 0)

15.

What is the formula for finding the hypotenuse?

a)

a2+b2=c2

b)

a+b=c

c)

a-b=c

d)

c-a=c

16.

What is the length of x?

a)

5

b)

7

c)

25

d)

49

17.

The legs form what type of angle?

a)

acute angle

b)

right angle

c)

obtuse angle

d)

scalene triangle

18.

What is the opposite of squaring a number?

a)

divide

b)

multiply

c)

fractions

d)

square root

19.

The Pythagorean Theorem ONLY works on which triangle?

a)

Isosceles triangle

b)

scalene triangle

c)

right triangle

d)

obtuse triangle

20.

Find the length of the missing side.

a)

25

b)

52

c)

42

d)

48

21.

Write the equation for the line in slope-intercept form.

a)

y= -1x+3

b)

y= 4x+3

c)

y=1/4x+3

d)

y= -4x+3

22.

Find the slope.

a)

3/2

b)

-3/2

c)

2/3

d)

-2/3

23.

What is the solution to this system?

y = 2x + 1

y = 4x - 1

a)

(1, 3)

b)

(-1, 3)

c)

(1, -3)

d)

(3, 1)

24.

What is the solution to this system?

x - y = 6

y= 2x - 5

a)

(1, 3)

b)

(-1, -7)

c)

(1, -3)

d)

(1, -7)

25.

What type of slope?

a)

Steep slope

b)

positive slope

c)

zero slope

d)

undefined slope

26.

These two lines intersect at _____.

a)

(4, -2)

b)

(4, 2)

c)

(-2, 4)

d)

no solution

27.

-5 + 2 =

a)

3

b)

-2

c)

-7

d)

-3

28.

10 - 1 =

a)

-9

b)

9

c)

11

d)

-11

29.

-7 - 3 =

a)

-4

b)

-10

c)

10

d)

7

30.

-8 + 4 =

a)

-4

b)

4

c)

12

d)

-12

31.

-72 ÷ 9

a)

positive

b)

negative

32.

-3 x 5

a)

postive

b)

negative

33.

-11 ÷ (-11)

a)

positive

b)

negative