Free Printable Grade 8 Unit 8 Test

Worksheets

Grade 8 Unit 8 Test

Total questions: 30

Worksheet time: 8hrs 30mins

Name

Class

Date

What do we call √ ?

radical

square root

cube root

index

11²=

144

121

A perfect square is when a whole number is multiplied by itself?

FALSE

TRUE

Which statement is NOT true?

√169 = 13

15² = 225

4² = √16

√164 = 18

Which of the following is NOT a perfect square?

100

Square roots are the opposite of ____________.

Cube Roots

Squaring

Multiplication

Absolute Value

To find the square root of a number, you must divide it by 2.

True

False

Evaluate
√36

-9

-18

1²

-1

10.

√17 is between

3 and 4

4 and 5

6 and 7

16 and 25

11.

The √40 is between which two integers?

7 & 8

6 & 7

5 & 6

4 & 5

12.

Which number is a perfect square?

100

125

13.

Between which two whole numbers is this located?
√110

5 and 6

7 and 8

10 and 11

11 and 12

14.

Find the length of the missing side.

17 cm

22 cm

15 cm

13 cm

15.

What is the longest side of a right triangle called?

Leg A

Leg B

Hypotenuse

Pythagoras' Big Buddy

16.

_{^{Find the missing side}}

76.8

17.

_{^{Find the missing side}}

29.2

400

18.

Side c on a right triangle is ALWAYS the longest.

true

false

19.

The Pythagorean Theorem ONLY works on which triangle?

obtuse

scalene

isosceles

right

20.

^{Find the missing side}

$\sqrt{61}$

$\sqrt{11}$

21.

The Pythagorean Theorem is
a² + b³= c⁴

false

true

22.

Side a on a right triangle is ALWAYS the longest side.

true

false

23.

Sides a and b are called legs.

true

false

24.

Determine the length of the missing side.

25.

The Pythagorean Theorem is
c² = a² - b²

false

true

26.

The Pythagorean Theorem is $a^2+b^2=c^2$

false

true

27.

What is the hypotenuse of the diagram?

11 blocks

9 blocks

5 blocks

10 blocks

28.

We are given one of the sides and the hypotenuse.

Find the length of the missing side length.

(Hint: distance from the wall to the bottom of the ladder)

29.

Do you like TikTok, Snapchat or Instagram better? OR no social media (no right answer)

TikTok

Snapchat

Instagram

No social media

30.

Have you watched Snow White? (it's the most watched Disney movie)

Yes

I haven't but I want to still

I don't watch movies

100 %

Grade 8 Unit 8 Test

Total questions: 30

Worksheet time: 8hrs 30mins

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