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Total questions: 209
Worksheet time: 4hrs 0mins
What is the formula for area of a circle?
A=π × d
A=2π×r
A=π×r2
A=π×d2
A = pi x D
A = 2pi x r
A = pi x r2
A = pi x D2
Mrs. Wilson placed the welcome mat shown below on her front door step. What is the area of her welcome mat? Leave in terms of π.
A = 2π in2
A = 8π in2
A = 10π in2
A = 4π in2
What is the formula for finding the area of a semi-circle?
A = π r2
C = π r2
A = π r2 / 2
A = 2 π r
What is the area of a circle with the diameter of 14 cm?
Take π=722
66 cm2
154 cm2
308 cm2
1540 m2
What does r represent in the formula:
A = π·r2
circumference
radius
diameter
squared
What does A represent in the formula:
A = π·r2
Area
Radius
Pi
Diameter
Find the area of the circle. Use 3.14 for pi.
803.84 cm2
25.12 cm2
50.24 cm2
200.96 cm2
What is the area of this circle? *Use the pi button on your calculator and round your answer to the nearest hundredth.
163.2 cm2
452.39 cm2
124.2 cm2
113.10 cm2
Find the area of the circle. *Use the pi button on your calculator and round your answer to the nearest hundredth.
113.10 cm2
225 cm2
9.38 cm2
28.27 cm2
What is the area of a circle with the diameter of 10cm ? *Use the pi button on your calculator and round your answer to the nearest hundredth.
314.16 cm2
78.54 cm2
66.5 cm2
10 cm2
What is the area of the circle? *Use the pi button on your calculator and round your answer to the nearest hundredth.
56.52 in2
254.47 in2
1017.88 in2
113.04 in2
What is the area of this circle? (use 3.14 for π ).
15393.8 mi2
3846.5 mi2
5930.12 mi2
1248.12 mi2
The diameter of a circle is 3 centimeters. What is the circumference? (use pi = 3.14)
11.5 cm2
9.42 cm2
unicorns are awesome
45.3 cm2
What is the circumference of this circle?
Use pi = 3.14
3.14 cm
37.68 cm
24 cm
68.4 cm
Find the circumference of a circle with a radius of 12.5 mm.
pi = 3.14
37.68 mm
18.84 mm
78.5 mm
none of the above
A car wheel has a diameter of 75 cm. What is the circumference of the wheel?
pi = 3.14
235.5 cm
245.5 cm
215.5 cm
225.5 cm
What is the formula for finding the circumference of a circle?
C = r2
C = rd
A = π·r2
C = π·d
What two formulae can you use to find the circumference?
C = π·d
C = π·r2
C = 2·π·r
C = d2
What does C represent in the formula:
C = π·d
Pi
Circumference
Diameter
Area
What does d represent in the formula:
C = π·d
diameter
radius
pi
3.14
What is the diameter of a circle?
the distance around a circle
the area of a circle
halfway through a circle
a line through the center of a circle
What is the circumference of a circle?
the distance around a circle
the area of a circle
halfway through a circle
a line through the center of a circle
What number represents π?
31.4
4.13
3.14
34.1
Find the circumference of the circle.
pi = 3.14
31.4 cm
78.5 cm
314 cm
15.7 cm
Find the circumference of the circle.
pi = 3.14
78.5 cm
15.7 cm
7.85 cm
19.6 cm
Find the circumference of the circle. Use the pi in the calculator and round your answer to 1 decimal place.
18.8 cm
113 cm
37.7 cm
452.2 cm
Find the circumference of the circle.
pi = 3.14
14.13 cm
63.56 cm
28.26 cm
127.17 cm
Find the circumference of the circle.
pi = 3.14
31.4 cm
78.5 cm
314 cm
15.7 cm
What is the circumference of this circle? Round to the nearest tenth.
pi = 3.14
3.14 cm
37.7 cm
24 cm
68.4 cm
The radius of the circle is 9 meters. What is the circle's circumference?
pi = 3.14
9 meters
28.26 meters
56.52 meters
18 meters
Find the circumference of the circle.
pi = 3.14
38.47 cm
10.99 cm
43.96 cm
21.98 cm
What is the circumference of a circle with a diameter of 19.1 ft?
Use the pi in the calculator and round your answer to 2 decimal places.
60.00 ft
35.17 ft
28.67 ft
47.17 ft
The diameter of a truck wheel is 56.5 inches. What is the circumference of the wheel?
Use the pi in the calculator and round your answer to 2 decimal places.
177.50 inches
167.41 inches
157.41 inches
187.41 inches
What is the circumference of a circle with a radius of 21 cm?
pi = 3.14
131.88 cm
121.99 cm
111.89 cm
141.89 cm
What is the circumference of a circle with a diameter of 56 m?
Use pi = 3.14 and round your answer to 1 decimal place.
175.8 m
176.8 m
165.8 m
186.8 m
What is the circumference of a 12 inch (diameter) pizza?
pi = 3.14
37.68 inches
36.68 inches
35.68 inches
34.68 inches
A cruise ship has a large, circular window. It has a diameter of 6 meters. What is the window's circumference?
pi = 3.14
3 m
9.42 m
12 m
18.84 m
Baby Kim's mass is 10% of Mr Kim's mass. Mr Kim's mass is 80 kg. What is Baby Kim's mass?
What is 1% of 200 ml?
What is 10% of 3.4?
0.34
3.4
34
0.034
The children in class 6A helped to inflate 30% of the 120 balloons for a class party. How many balloons did they inflate?
12
24
30
36
Gavin spent 10% of the $15 his parents gave him. How much did he spend?
$150
$1.5
$1.50
1.5
The cost of a shirt is 30% of the price of a dress. If the dress is $90, how much is the shirt?
$30
$2.70
$3.00
$27.00
What is 50% of 400?
20
40
200
80
What is 20% of 500?
50
100
20
200
The children at Freya's party popped 10% of the 50 balloons accidentally. How many balloons are there left?
5
10
45
40
Jannah's savings is 85% of Hannah's $10 savings. How much is Jannah's savings?
$8.50
$85
$15
$1.50
What is the fraction below as a percentage?
27%
2.7%
0.27&
270%
What is the fraction below as a percentage?
6.3%
0.63%
63%
630%
What is the fraction below as a percentage?
20%
2%
200%
0.2%
What is the fraction below as a percentage?
99%
9.9%
0.99%
990%
What is the fraction below as a percentage?
17.5%
175%
0.175%
1.75%
What is the fraction below as a percentage?
25%
0.25%
2.5%
250%
What is the fraction below as a percentage?
1%
10%
What is the fraction below as a percentage?
30%
3%
What is the fraction below as a percentage?
5%
20%
What is the fraction below as a percentage?
4%
80%
20 out of 100 =
20 000
2 %
20 %
20
Express 12/30 as percentage.
4%
40%
400%
0.4%
Express 12% in decimal.
12
1200
0.12
1.2
Express 0.03 as percentage.
30%
300%
0.03%
3%
Express 25% as fraction in its simplest form.
25/100
2/5
1/4
1/5
Express 78% in decimal.
7.8
0.78
0.078
7.08
25% of 400 is _____
100
1000
10000
100000
3 % = _____ out of _____
100 out of 3
100 out of 30
3 out of 100
30 out of 100
Find the amount of discount for the item below.
16
160
1.6
96
Find the amount of GST for the item below. The price shown do NOT include 7% GST.
$175
$17.50
$1.75
$257.50
There are 50 children in a playground. 20% of the children are boys. How many girls are there in the playground?
30
40
3
4
Ms Faiza wants to buy a frying pan that cost $ 240. She will get 25% discount because it is her birthday. How much Ms Faiza has to pay fot the frying pan?
$ 60
$ 180
$ 215
$ 140
Joachim had $ 8000 in his bank account. The bank paid 4% interest at the end of each year. How much did he have in the bank at the end of 1 year?
$ 320
$ 8004
$ 8320
$ 7680
Celine had 210 kg of rice. She donated 40% of it. How much did she have left?
126 kg
84 kg
250 kg
310 kg
Axel bought a car that cost $ 210 210 before GST. How much he had to pay including 7% GST?
$ 195 495.3
$ 14 714.7
$ 224 924.7
$ 22 492.47
103 = (a) %
257 = (a) %
2008 = (a) %
100138 = (a) %
0.5 = (a) %
0.25 = (a) %
1.17 = (a) %
Express 85 as a percentage.
Answer: (a) %
53 of the apples in a basket are rotten.
What percentage of the apples in the basket are rotten?
Answer: (a) %
61 of the students wear spectacles. What percentage of the students do not wear spectacles?
(Round your answer to 2 decimal places.)Answer: (a) %
Convert 40% to a decimal.
4.0
0.04
0.40
40.0
Write 0.55 as a percentage.
5.5%
555%
0.55%
55%
What is 1.34 as a percentage ?
13.4%
1.34%
134%
0.134%
Write 0.125 as a percentage.
125%
1.25%
12.5%
0.125%
Which is bigger 0.45 or 45.5%
0.45
45.5%
Express 0.2 as a percentage
20%
2%
0.2%
200%
Express 90% as a decimal
0.9
9.0
0.09
90.0
Express 80% as a decimal
0.8
0.08
8.0
0.008
What is 0.34 as a percentage?
0.34%
3.4%
34%
340%
What is 0.6 as a percentage?
0.6%
6%
60%
66%
What is 0.09 as a percentage
0.9%
9%
90%
0.528
Express 0.2 as a percentage
20%
2%
0.2%
200%
This is an example of:
Acute angles
Obtuse angles
Straight angles
Right angles
This is an example of:
Acute angles
Obtuse angles
Straight angles
Right angles
This is an example of:
Acute angles
Obtuse angles
Straight angles
Right angles
This is an example of:
Acute angles
Obtuse angles
Straight angles
Right angles
This is an example of:
Acute angles
Obtuse angles
Straight angles
Right angles
These are both an example of:
Acute angles
Obtuse angles
Straight angles
Right angles
This is an example of:
Perpendicular lines
Parallel lines
Intersecting lines
What type of angle is this?
Straight angle
Acute angle
Right angle
Obtuse angle
What type of triangle is this?
Triangle
Parallelogram
Obtuse triangle
Right triangle
What figure is this?
Trapezoid
Hexagon
Triangle
Parallelogram
Which triangle appears to be an acute triangle?
Which type of triangle has perpendicular sides?
What is the measure of this angle?
160
15
165
175
What does this angle measure
94
95
85
96
Look at the figure. Which of the following is an obtuse angle?
Angle JHG
Angle FHJ
Angle GHK
Angle FHK
Harry drew a figure. Exactly TWO pairs of sides were parallel. Which could NOT be the figure that Harry drew?
Figure F
Figure G
Figure H
Figure J
What type of angle is ∠QTS?
Right
Obtuse
Acute
Straight
Which figure best represents a figure with exactly 1 pair of parallel lines?
Figure A
Figure B
Figure C
Figure D
Look at the figure. Which angle in the figure is NOT an obtuse angle?
∠JKF
∠FGH
∠KFG
∠HJK
parallel lines
perpendicular lines
both parallel and perpendicular lines
neither parallel nor perpendicular lines
What is this a picture of?
Acute angle
Right angle
Perpendicular lines
Obtuse angle
lf the angles of a triangle are in the ratio 2: 3:4 then the largest angles is
40degree
60 degree
80 degree
90
Sum of the three angles Of triangle is
270 degree
180 degree
360 degree
None
.
.
What is the name of this kind of triangle?
.
.
.
What is the name of this kind of triangle?
What is the value of angle a?
Not enough information
65
Vertically Opposite
115
What is the value of angle a?
145
135
125
45
What is the value of angle a?
230
60
260
240
What is the value of angle a?
150
140
130
40
Is this diagram correct ?
Yes
No - because they don't add up to 360⁰
No - because they don't add up to 180°
What is the value of x?
20°
110°
30°
70°
What is the value of x?
115°
49°
131°
129°
What is the value of x?
56°
124°
180°
236°
What is the value of x?
248°
112°
68°
292°
What is the value of x?
255°
285°
105°
75°
What is the value of x?
105°
75°
255°
185°
What is the value of x?
53°
307°
127°
35°
What is the value of x?
101°
281°
259°
79°
What is the value of x?
46°
88°
134°
67°
Which of the following is the best estimate for angle b?
20 degrees
75 degrees
90 degrees
100 degrees
This picture shows an angle of:
53 degrees
100 degrees
90 degrees
127 degrees
Which of the following is a good estimate for this angle?
60 degrees
90 degrees
120 degrees
175 degrees
What is angle x?
100 degrees
80 degrees
90 degrees
180 degrees
How much does each angle measure in an equilateral triangle?
60 degrees
90 degrees
40 degrees
100 degrees
In this triangle angle a = (a) degrees
In this triangle angle x = (a) degrees
In this triangle angle a = (a) degrees
This triangle is:
equilateral
isosceles
scalene
right angled
This is an isosceles triangle. Which of the following statements is true?
angle d and e are both 50 degrees
all angles are different
angles d and e are equal
angle d is a right angle
Find the size of angle x
100o
110o
90o
105o
Find the size of angle x
48o
218o
128o
308o
y = ? degrees
(a)
x = ? degrees
(a)
z = ? degrees
(a)
x = ? degrees
(a)
y = ? degrees
(a)
z = ? degrees
(a)
Rhombus
Parallelogram
Trapezium
Kite
Parallelogram
Rhombus
Trapezium
Kite
Which one is characteristic of rhombus?
All angles are equal to 90o
All sides are equal
it has 6 sides
it has one pair of opposite sides is paralle
one of the picture below is rhombus.
Which of these quadrilateral(s) always have opposite sides that are equal?
Square and rectangle
Rhombus
Parallelogram
Trapezium
Kite
Besides squares, which other quadrilateral(s) always have 4 equal sides?
Rectangle
Rhombus
Parallelogram
Trapezium
Kite
Name that shape.
trapezium
quadrilateral
parallelogram
rhombus
A _______________ is a quadrilateral with two sets of parallel sides.
trapezium
parallelogram
kite
triangle
A __________________ is a quadrilateral with two sets of parallel sides and 4 right angles
trapezium
parallelogram
rectangle
square
A ___________ is a quadrilateral with two sets or parallel sides and 4 congruent (equal) sides.
trapezium
rhombus
parallelogram
rectangle
A quadrilateral with two sets of parallel sides, 4 right angles, and 4 congruent (equal) sides is a __________________.
trapezium
parallelogram
rectangle
square
Kate built a garden box with 4 sides. It has two sets of parallel sides. Which of the following shapes could her garden NOT be?
rectangle
trapezium
square
parallelogram
rhombus
parallelogram
rhombus
parallelogram
square
Find the measurement indicated in each parallelogram.
A
B
C
D
Find the value of q.
q = 90°
q = 135°
q = 45°
q = 180°
What is the value of ∠ AOC ?
35°
48°
80°
83°
Find the value χ .
800
900
700
1440
Find the value of ∠ALC .
570
900
330
500
Look at the diagram. What is the value of ∠b ?
123°
58°
132°
68°
What is the value of ∠e ?
159°
31°
21°
59°
Which angles are vertically opposite?
∠a and ∠d
∠a and ∠b
∠c and ∠d
∠a and ∠c
What is the value of ∠e ?
50°
140°
40°
150°
