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WorksheetsGrade 8 Module 7
Total questions: 23
Worksheet time: 23mins
Name
Class
Date
1.
The area of a square is 36 cm2. What is the length of one side?
a)
6 cm
b)
24 cm
c)
9 cm
d)
9 cm
2.
The area of a square is 100 cm2. What is the perimeter?
a)
25 cm
b)
10 cm
c)
40 cm
d)
50 cm
3.
If I know the area of a square, how do I find the side length?
a)
I square the area.
b)
I divide the area by 2.
c)
I take the square root of the area.
d)
I divide the area by 4.
4.
121 = ______
a)
112
b)
12
c)
11
d)
112
5.
256 = ______
a)
163
b)
162
c)
16
d)
15
6.
Which of the following is NOT a perfect square?
a)
1
b)
4
c)
100
d)
8
7.
1 is a perfect square and perfect cube
a)
TRUE
b)
FALSE
8.
Find the side length of a cube with a volume of 512cm3
a)
6 cm
b)
7 cm
c)
8 cm
9.
y3=125
Find the value of y
a)
5
b)
15
c)
20
d)
25
10.
(−2)3=
a)
-8
b)
-6
c)
6
d)
8
11.
8×8×8=(23)×(23)×(23)
a)
TRUE
b)
FALSE
12.
Which number is both a perfect square and a perfect cube?
a)
64
b)
27
c)
81
d)
16
13.
Evaluate ∛1
a)
1
b)
2
c)
3
d)
4
14.
Calculate
a)
4
b)
8
c)
7.6
d)
8.6
15.
What is the name of the longest side of a right angled triangle.
a)
parallel
b)
perpendicular
c)
hypotenuse
d)
prism
16.
A right angle is equal to how many degrees?
a)
50
b)
180
c)
70
d)
90
17.
Do the segment lengths 9, 11 and 15 cm form a right triangle?
a)
yes
b)
no
c)
maybe
d)
pythagoras
18.
Find the distance between J and K.
a)
8.2
b)
7.7
c)
9
d)
10.2
19.
Which quadrant contains the point named by (2, 5)?
a)
Quadrant I
b)
Quadrant II
c)
Quadrant III
d)
Quadrant IV
20.
Find the distance between (-12, 1) and (12, -1).
a)
24.05
b)
24.06
c)
24.07
d)
24.08
21.
What is the distance between the two points?
a)
6.3
b)
6.5
c)
6.7
d)
16
22.
State the distance between (1,3) and (1,7).
Hint: vertical line
a)
4 units
b)
10 units
c)
10.2 units
d)
-4 units
23.
State the distance between (5 , -2) and (-2 , -2).
Hint: horizontal line
a)
3 units
b)
1 unit
c)
10 units
d)
7 units
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