Dylan

Question 1

Area of a rectangle

Answer 1

Base x Height

Question 2

Area of a parallelogram

Answer 2

Base x Height

Question 3

Area of a triangle

Answer 3

Base x height divided by 2

Question 4

Area of a trapezium

Answer 4

Top add bottom divided by 2, times height.

It doesn’t matter, Rachel, I get given this one.

Question 5

The volume of a cuboid

Answer 5

Base x height x depth

Question 6

Volume of a prism

Answer 6

Area of cross section x length

It doesn’t matter, Rachel, I get given this one.

Question 7

Volume of a cylinder

Answer 7

pi x (radius squared) x length

Question 8

Circumference of a circle

Answer 8

pi x diameter

It doesn’t matter, Rachel, I get given this one.

Question 9

pythagoras

Answer 9

longest side squared equals the other two sides squared and added together

Question 10

Sin (theta) =

Answer 10

a/c

It doesn’t matter, Rachel, I get given this one.

Question 11

Cos(theta) =

Answer 11

b/c

It doesn’t matter, Rachel, I get given this one.

Question 12

Tan (theta) =

Answer 12

a/b

It doesn’t matter, Rachel, I get given this one.

Question 13

Speed

Answer 13

distance over time

Question 14

Density

Answer 14

Mass over volume

Question 15

Pressure

Answer 15

Force over area

Question 16

Volume of a pyramid

Answer 16

One third of the base times the height
It doesn’t matter, Rachel, I get given this one.

Question 17

Quadratic Equation

Answer 17

minus b, plus or minus the square root of b squared minus 4 times a times c all over 2 times a.

It doesn’t matter, Rachel, I get given this one.

Question 18

Sine rule (to find a length)

Answer 18

a over sine a = b over sine b

It doesn’t matter, Rachel, I get given this one.

Question 19

Sine rule for area of a triangle

Answer 19

half times a times b times sine C
It doesn’t matter, Rachel, I get given this one.

Question 20

Cosine rule to find a side

Answer 20

a squared equals b squared plus c squared minus 2 times b x c x cos A

It doesn’t matter, Rachel, I get given this one.

Question 21

Equation of a straight line

Answer 21

y = mx + c

Question 22

How to find the gradient

Answer 22

change in y over change in x

Question 23

tangent and a radius…

Answer 23

meet at a right angle

Question 24

angle at the circumference equals…

Answer 24

…half the angle in the centre

Question 25

opposite angles in a cyclic quadrilateral...

Answer 25

add to 180 degrees

Question 26

the perpendicular bisector of a chord...

Answer 26

...passes through the center of the circle

Question 27

tangents to a point

Answer 27

are equal

Question 28

the angle in a semicircle equals (Circle theorem)

Answer 28

a right angle!

Question 29

proper name for 'Z angles'

Answer 29

alternate angles

Question 30

proper name for 'C angles'

Answer 30

Supplementary or co-interior angles

Question 31

Proper name for 'F angles'

Answer 31

Corresponding angles

Question 32

Compound interest

Answer 32

Original amount x decimal multiplier to the power of how long. It doesn’t matter, Rachel, I get given this one.

Question 33

Area of a Sector

Answer 33

(Angle over 360) x pi x radius squared.

Question 34

Arc length

Answer 34

(Angle over 360) x pi x diameter.

Question 35

Surface area of a sphere

Answer 35

4 x pi x r squared It doesn’t matter, Rachel, I get given this one.

Question 36

Curved surface area of a cone

Answer 36

pi x radius x length It doesn’t matter, Rachel, I get given this one.

Question 37

Volume of a sphere

Answer 37

4/3 pi x radius cubed It doesn’t matter, Rachel, I get given this one.

Question 38

Alternate angles...

Answer 38

Are equal

Question 39

Corresponding angles...

Answer 39

Are equal

Question 40

Co interior angles

Answer 40

Add to 180

Question 41

How do you find the mean?

Answer 41

Add them all together and divide by how many

Question 42

How do you find the median?

Answer 42

Put them in order and it's the one in the middle.

Question 43

How do you find the mode?

Answer 43

It's the one that appears the most.

Question 44

How do you find 10%

Answer 44

Divide by ten

Question 45

How do you find 1%

Answer 45

Divide by 100

Question 46

Y is directly proportional to x

Answer 46

y=kx

Question 47

y is inversely proportional to x

Answer 47

y=k/x

Question 48

Frequency density

Answer 48

Frequency/Class width

Question 49

If the transformation is in the brackets ie F(x+2)

Answer 49

You do the change to the x coordinate. And you do the opposite thing.

Question 50

If the transformation is out of the brackets. ie F(x) + 2

Answer 50

You do the change to the y coordinate.

Question 51

The gradient of parallel lines....

Answer 51

are equal

Question 52

The gradients of perpendicular lines....

Answer 52

Multiply to make -1 (Are the negative reciprocal of each other)

Question 53

Sum of interior angles in a polygon

Answer 53

(number of sides - 2) times 180

Question 54

Sin 0

Answer 54

0

Question 55

Sin 30

Answer 55

1/2

Question 56

Sin 45

Answer 56

1 over root 2 root 2 over 2 (rationalised)

Question 57

Sin 60

Answer 57

root 3 over 2

Question 58

Sin 90

Answer 58

1

Question 59

Cos 0

Answer 59

1

Question 60

Cos 30

Answer 60

Root 3 over 2

Question 61

Cos 45

Answer 61

1 over root 2 or root 2 over 2 (rationalised)

Question 62

cos 60

Answer 62

a half

Question 63

cos 90

Answer 63

0

Question 64

Tan 0

Answer 64

0

Question 65

Tan 30

Answer 65

1 over root 3 or root 3 over 3

Question 66

Tan 45

Answer 66

1

Question 67

Tan 60

Answer 67

Root 3

Question 68

Tan 90

Answer 68

KABOOM! You've just exploded the universe. This answer doesn't exist.

Question 69

What does the m stand for in y=mx+c?

Answer 69

The gradiant

Question 70

What does the c stand for in y=mx+c

Answer 70

Where the line cuts the y axis

Question 71

Cosine rule to find an angle

Answer 71

CosA = (b squared + c squared - a squared) all over 2bc

Question 72

Anything to the power of 0

Answer 72

1

Question 73

1 squared

Answer 73

1

Question 74

2 squared

Answer 74

4

Question 75

3 squared

Answer 75

9

Question 76

4 squared

Answer 76

16

Question 77

5 Squared

Answer 77

25

Question 78

6 squared

Answer 78

36

Question 79

7 squared

Answer 79

49

Question 80

8 squared

Answer 80

64

Question 81

9 Squared

Answer 81

81

Question 82

10 Squared

Answer 82

100

Question 83

11 Squared

Answer 83

121

Question 84

12 Squared

Answer 84

144

Question 85

1 cubed

Answer 85

1

Question 86

2 cubed

Answer 86

8

Question 87

3 cubed

Answer 87

27

Question 88

4 cubed

Answer 88

64

Question 89

5 cubed

Answer 89

125

Question 90

10 cubed

Answer 90

1000

Question 91

A U B

Answer 91

Everything in all of A and all of B and the middle

Question 92

A n B

Answer 92

The bit in the middle.

Question 93

What is the range?

Answer 93

The biggest number take away the smallest.

Question 94

What are the three equations you need for quadratic sequences?

Answer 94

a+b+c 3a+b 2a

Question 95

percentage change

Answer 95

(new amount - old amount) / old amount all multiplied by 100

Question 96

Cosine rule to find an angle

Answer 96

CosA=(b squared + c squared - a squared) over 2 x b x c

Question 97

What does B' mean?

Answer 97

Everything that isn't B The dash means "not"

Question 98

What are the 4 ways to prove congruence

Answer 98

SSS SAS ASA RHS

Question 99

What kind of graph is this?

Answer 99

A quadratic graph. X squared

Question 100

What kind of graph is this?

Answer 100

A negative reciprocal graph. -1/x

Question 101

What kind of graph is this?

Answer 101

Sin graph

Question 102

What kind of graph is this?

Answer 102

Cubic graph X cubed

Question 103

What kind of graph is this?

Answer 103

Negative quadratic graph -x squared

Question 104

What kind of graph is this?

Answer 104

Reciprocal graph 1/x

Question 105

What kind of graph is this?

Answer 105

Straight line graph y=mx+c