Year 7 Maths Flashcards

(190 cards)

1
Q

Define integer.

A

A whole number that can be positive, negative, or zero.

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2
Q

What is the mean of 4, 8, and 10?

A

The mean is 7.

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3
Q

Fill in the blank: The area of a rectangle is calculated by ______.

A

Length times width.

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4
Q

True or false: A triangle can have two right angles.

A

FALSE

A triangle can only have one right angle.

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5
Q

What is the perimeter of a square with side length 5?

A

The perimeter is 20.

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6
Q

Define prime number.

A

A number greater than 1 that has no positive divisors other than 1 and itself.

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7
Q

What is 25% of 200?

A

25% of 200 is 50.

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8
Q

Fill in the blank: The hypotenuse is the longest side of a ______.

A

Right triangle.

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9
Q

True or false: A circle has three sides.

A

FALSE

A circle has no sides.

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10
Q

What is the greatest common divisor of 12 and 16?

A

The greatest common divisor is 4.

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11
Q

Define decimal.

A

A number that includes a decimal point, representing a fraction of ten.

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12
Q

What is the volume of a cube with side length 3?

A

The volume is 27.

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13
Q

Fill in the blank: The Pythagorean theorem relates the sides of a ______.

A

Right triangle.

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14
Q

True or false: An obtuse angle measures more than 90 degrees.

A

TRUE

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15
Q

What is the median of 3, 7, and 9?

A

The median is 7.

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16
Q

Define ratio.

A

A comparison of two quantities expressed as a fraction.

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17
Q

What is 3/4 as a decimal?

A

3/4 as a decimal is 0.75.

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18
Q

Fill in the blank: A quadrilateral has ______ sides.

A

Four sides.

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19
Q

True or false: The sum of angles in a triangle is 180 degrees.

A

TRUE

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20
Q

What is the mode of 1, 2, 2, 3?

A

The mode is 2.

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21
Q

Define percentage.

A

A fraction expressed as a part of 100.

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22
Q

What is the circumference of a circle with radius 7?

A

The circumference is approximately 43.98.

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23
Q

Fill in the blank: The x-axis is the horizontal axis on a ______.

A

Cartesian plane.

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24
Q

True or false: A parallelogram has opposite sides that are equal.

A

TRUE

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25
What is the **square root** of 64?
The square root is 8.
26
Define **complementary angles**.
Two angles that add up to 90 degrees.
27
What is **15%** of 300?
15% of 300 is 45.
28
Fill in the blank: The **diameter** of a circle is ______ the radius.
Twice.
29
True or false: A hexagon has **six sides**.
TRUE
30
What is the **area** of a triangle with base 10 and height 5?
The area is 25.
31
Define **equilateral triangle**.
A triangle with all three sides of equal length.
32
What is **7 + 8**?
7 + 8 equals 15.
33
Fill in the blank: The **mean** is the average of a set of ______.
Numbers.
34
True or false: A right angle measures **90 degrees**.
TRUE
35
What is the **greatest common factor** of 8 and 12?
The greatest common factor is 4.
36
Define **factor**.
A number that divides another number without leaving a remainder.
37
What is **2/5** as a percentage?
2/5 as a percentage is 40%.
38
Fill in the blank: The **interior angles** of a triangle add up to ______ degrees.
180 degrees.
39
True or false: A square is a type of **rectangle**.
TRUE
40
What is the **volume** of a cylinder with radius 3 and height 5?
The volume is approximately 28.27.
41
Define **angle**.
A figure formed by two rays with a common endpoint.
42
What is **5 x 6**?
5 x 6 equals 30.
43
Fill in the blank: The **circumference** of a circle is calculated using ______.
Diameter times pi.
44
True or false: A trapezoid has **two parallel sides**.
TRUE
45
What is the **sum** of angles in a quadrilateral?
The sum is 360 degrees.
46
Define **composite number**.
A number that has more than two positive divisors.
47
What is **10%** of 250?
10% of 250 is 25.
48
Fill in the blank: The **median** is the middle value in a ______.
Sorted list.
49
True or false: An isosceles triangle has **two equal sides**.
TRUE
50
What is the **difference** between 15 and 9?
The difference is 6.
51
Define **line segment**.
A part of a line that is bounded by two distinct endpoints.
52
What is **4 + 9**?
4 + 9 equals 13.
53
Fill in the blank: The **area** of a circle is calculated using ______.
Pi times radius squared.
54
True or false: A rhombus has **four equal sides**.
TRUE
55
What is the **product** of 7 and 3?
The product is 21.
56
Define **polygon**.
A closed figure formed by a finite number of straight line segments.
57
What is **1/2** as a decimal?
1/2 as a decimal is 0.5.
58
Fill in the blank: The **range** is the difference between the ______ values.
Highest and lowest.
59
True or false: A circle has a **fixed radius**.
TRUE
60
What is the **sum** of 5, 10, and 15?
The sum is 30.
61
Define **coordinate plane**.
A two-dimensional surface where points are defined by pairs of numbers.
62
What is **12 - 4**?
12 - 4 equals 8.
63
Fill in the blank: The **height** of a triangle is the perpendicular distance from the base to the ______.
Opposite vertex.
64
True or false: A scalene triangle has **all sides different**.
TRUE
65
What is the **area** of a rectangle with length 8 and width 3?
The area is 24.
66
Define **symmetry**.
A property where one half is a mirror image of the other half.
67
What is **3 + 5**?
3 + 5 equals 8.
68
Fill in the blank: The **circumference** of a circle is ______ times the diameter.
Pi.
69
True or false: A kite has **two pairs of equal adjacent sides**.
TRUE
70
What is the **greatest common multiple** of 3 and 5?
The least common multiple is 15.
71
Define **algebraic expression**.
A combination of numbers, variables, and operations.
72
What is **1/4** as a percentage?
1/4 as a percentage is 25%.
73
Fill in the blank: The **intersecting lines** create ______ angles.
Vertical.
74
True or false: A circle is a type of **ellipse**.
TRUE
75
What is the **sum** of angles in a straight line?
The sum is 180 degrees.
76
Define **distributive property**.
A property that states a(b + c) = ab + ac.
77
What is **6 x 7**?
6 x 7 equals 42.
78
Fill in the blank: The **mean** is calculated by dividing the total by the number of ______.
Values.
79
True or false: An acute angle measures less than **90 degrees**.
TRUE
80
What is the **volume** of a rectangular prism with dimensions 2, 3, and 4?
The volume is 24.
81
Define **linear equation**.
An equation that makes a straight line when graphed.
82
What is **8 - 3**?
8 - 3 equals 5.
83
Fill in the blank: The **complement** of an angle is ______ degrees.
90 minus the angle.
84
True or false: A right triangle has one angle that is **greater than 90 degrees**.
FALSE
85
What is the **area** of a parallelogram with base 6 and height 4?
The area is 24.
86
Define **function**.
A relation that assigns exactly one output for each input.
87
What is **9 + 10**?
9 + 10 equals 19.
88
Fill in the blank: The **slope** of a line is the ratio of the ______ change to the horizontal change.
Vertical.
89
True or false: A circle has **infinite lines of symmetry**.
TRUE
90
What is the **sum** of 2, 4, and 6?
The sum is 12.
91
Define **variable**.
A symbol used to represent an unknown value.
92
What is **5 x 5**?
5 x 5 equals 25.
93
Fill in the blank: The **distance** between two points is calculated using the ______ formula.
Distance formula.
94
True or false: A square has **four right angles**.
TRUE
95
What is the **greatest common factor** of 10 and 15?
The greatest common factor is 5.
96
Define **set**.
A collection of distinct objects, considered as an object in its own right.
97
What is **3/8** as a decimal?
3/8 as a decimal is 0.375.
98
Fill in the blank: The **exterior angles** of a polygon add up to ______ degrees.
360 degrees.
99
True or false: A triangle can be **equilateral and isosceles**.
TRUE
100
What is the **area** of a trapezoid with bases 5 and 7, and height 4?
The area is 24.
101
What is **7 - 2**?
7 - 2 equals 5.
102
Fill in the blank: The **radius** is half the ______ of a circle.
Diameter.
103
True or false: A rectangle has **four equal sides**.
FALSE
104
What is the **sum** of 1, 3, and 5?
The sum is 9.
105
Define **mean**.
The average of a set of numbers.
106
What is **10 - 4**?
10 - 4 equals 6.
107
Fill in the blank: The **angles** in a triangle are measured in ______.
Degrees.
108
True or false: A polygon with five sides is called a **pentagon**.
TRUE
109
What is the **area** of a circle with radius 2?
The area is approximately 12.57.
110
Define **circumference**.
The distance around a circle.
111
What is **4 + 6**?
4 + 6 equals 10.
112
Fill in the blank: The **height** of a rectangle is the ______ side.
Vertical.
113
True or false: A cube has **six faces**.
TRUE
114
What is the **sum** of 10, 20, and 30?
The sum is 60.
115
Define **decimal**.
A number that includes a decimal point.
116
What is **5 - 3**?
5 - 3 equals 2.
117
Fill in the blank: The **base** of a triangle is the ______ side.
Bottom.
118
True or false: A right triangle has one angle that is **90 degrees**.
TRUE
119
What is the **area** of a square with side length 4?
The area is 16.
120
Define **line**.
A straight one-dimensional figure having no thickness and extending infinitely.
121
What is **2 + 2**?
2 + 2 equals 4.
122
Fill in the blank: The **slope** of a line is the measure of its ______.
Steepness.
123
True or false: A circle has a **center point**.
TRUE
124
What is the **sum** of 6 and 9?
The sum is 15.
125
Define **triangle**.
A polygon with three edges and three vertices.
126
What is **3 x 4**?
3 x 4 equals 12.
127
Fill in the blank: The **interior angles** of a quadrilateral add up to ______ degrees.
360 degrees.
128
What is the **volume** of a cube with side length 2?
The volume is 8.
129
Define **radius**.
The distance from the center of a circle to any point on its circumference.
130
What is **10 + 5**?
10 + 5 equals 15.
131
Fill in the blank: The **angle** formed by two intersecting lines is called a ______.
Vertex.
132
True or false: A hexagon has **eight sides**.
FALSE
133
What is the **area** of a rectangle with length 10 and width 2?
The area is 20.
134
Define **octagon**.
A polygon with eight sides.
135
What is **6 + 4**?
6 + 4 equals 10.
136
Fill in the blank: The **height** of a parallelogram is the perpendicular distance from the base to the ______.
Opposite side.
137
True or false: A rhombus has **four equal angles**.
FALSE
138
What is the **sum** of 1, 2, and 3?
The sum is 6.
139
Define **isosceles triangle**.
A triangle with at least two equal sides.
140
What is **8 - 5**?
8 - 5 equals 3.
141
Fill in the blank: The **circumference** of a circle is ______ times the radius.
Two pi.
142
True or false: A triangle can be **obtuse and acute**.
FALSE
143
What is the **area** of a triangle with base 6 and height 3?
The area is 9.
144
Define **polygon**.
A closed figure with three or more sides.
145
What is **1 + 1**?
1 + 1 equals 2.
146
Fill in the blank: The **exterior angles** of a triangle add up to ______ degrees.
360 degrees.
147
True or false: A rectangle has **four sides**.
TRUE
148
What is the **volume** of a cylinder with radius 2 and height 5?
The volume is approximately 25.13.
149
Define **complement**.
The amount by which something is less than 90 degrees.
150
What is **5 + 5**?
5 + 5 equals 10.
151
Fill in the blank: The **angle** opposite the longest side in a triangle is called the ______.
Largest angle.
152
True or false: A square has **two pairs of parallel sides**.
TRUE
153
What is the **sum** of 4, 5, and 6?
The sum is 15.
154
Define **right angle**.
An angle that measures exactly 90 degrees.
155
What is **2 x 3**?
2 x 3 equals 6.
156
Fill in the blank: The **height** of a triangle is the length from the base to the ______.
Opposite vertex.
157
True or false: A circle has **one center point**.
TRUE
158
What is the **area** of a square with side length 5?
The area is 25.
159
Define **acute angle**.
An angle that measures less than 90 degrees.
160
What is **3 + 3**?
3 + 3 equals 6.
161
Fill in the blank: The **diameter** is twice the ______.
Radius.
162
True or false: A triangle can have **three obtuse angles**.
FALSE
163
What is the **area** of a trapezoid with bases 4 and 6, and height 3?
The area is 15.
164
What is **4 - 1**?
4 - 1 equals 3.
165
Fill in the blank: The **interior angles** of a polygon with n sides add up to ______ degrees.
180(n-2).
166
True or false: A rectangle has **two pairs of equal sides**.
TRUE
167
Define **right triangle**.
A triangle with one angle measuring 90 degrees.
168
What is **7 + 2**?
7 + 2 equals 9.
169
Fill in the blank: The **height** of a cylinder is the distance between its ______.
Bases.
170
True or false: A hexagon has **six angles**.
TRUE
171
What is the **sum** of 5, 5, and 5?
The sum is 15.
172
What is **1 x 1**?
1 x 1 equals 1.
173
Fill in the blank: The **base** of a parallelogram is the length of its ______.
Bottom side.
174
True or false: A parallelogram has **four right angles**.
FALSE
175
What is the **area** of a rectangle with length 12 and width 4?
The area is 48.
176
What is **5 - 2**?
5 - 2 equals 3.
177
True or false: A triangle can be **isosceles and equilateral**.
TRUE
178
What is the **area** of a triangle with base 10 and height 6?
The area is 30.
179
What is **2 + 3**?
2 + 3 equals 5.
180
Fill in the blank: The **circumference** of a circle is calculated as ______.
Pi times diameter.
181
True or false: A circle has **no corners**.
TRUE
182
What is the **sum** of 1, 2, and 4?
The sum is 7.
183
What is **3 - 1**?
3 - 1 equals 2.
184
True or false: A square has **four equal angles**.
TRUE
185
What is the **area** of a square with side length 6?
The area is 36.
186
What is **5 + 3**?
5 + 3 equals 8.
187
What is the **area** of a trapezoid with bases 3 and 5, and height 2?
The area is 8.
188
What is **4 - 2**?
4 - 2 equals 2.
189
What is the **volume** of a cube with side length 4?
The volume is 64.
190
What is **7 + 3**?
7 + 3 equals 10.