Year 8 Yearlyz

Question 1

What is P x 6

Answer 1

6p

Question 2

What is t plus t plus t plus t plus t

Answer 2

5t

Question 3

What is 6 x y x y

Answer 3

6y with a little 2

Question 4

Write cd in an expanded form

Answer 4

C x D

Question 5

X=5
Y=-2
Evaluate the expression

X plus y

Answer 5

3

Question 6

X=5
Y=-2
Evaluate the expression

6x divide by y

Answer 6

-15

Question 7

5k + 7k

Answer 7

12k

Question 8

13m - 3m + 8m

Answer 8

18m

Question 9

7x + 3y +3x + 7y

Answer 9

10x + 10y

Question 10

5 x 2x

Answer 10

10x

Question 11

4 x 2W x 4W

Answer 11

32W with a little 2

Question 12

50x divide by 2

Answer 12

25x

Question 13

15p
_
3p

Answer 13

5

Question 14

How do you factorise expressions?

Answer 14

Find the HCF of all terms and write it outside the brackets
Divide each term by HCF, write them inside the brackets
For examlple
2x + 6
2(X + 3)

Question 15

1cm =

Answer 15

10mm

Question 16

1cm with little 2=

Answer 16

1cm x 1cm

Question 17

1m =

Answer 17

100cm

Question 18

1m with a little 2=

Answer 18

1m x 1m

Question 19

1 ha=

Answer 19

100m x 100m

Question 20

1km =

Answer 20

1000m

Question 21

1km with a little 2=

Answer 21

1km x 1km

Question 22

How to find the area of a triangle

Answer 22

Base x high divide by 2

Question 23

How to find the area of a parallelogram

Answer 23

Base x height

Question 24

How to find the area of a trapezium

Answer 24

Plus the parrel sides. Then x that by the height. Then divide it by 2

Question 25

How to find the area of a kite and rhombus

Answer 25

X height by side then half it.

Question 26

What is the arc of a circle

Answer 26

It’s a part of the circle

Question 27

What is the sector of a circle

Answer 27

A pizza slice of a circle cut along the radius

Question 28

What is the quadrant of a circle

Answer 28

A quarter of the circle that is 90 degrees

Question 29

What is the chord of a circle

Answer 29

A line joining any 2 parts of a circle

Question 30

What is a segment of the circle

Answer 30

A region cut off by a chord

Question 31

What is a tangent of a circle

Answer 31

A line outside the circle that just touches the circle

Question 32

What is categorical data?

Answer 32

It’s data that involves words or categories

Question 33

What is numerical data

Answer 33

It is dats that involves numbers

Question 34

What is discrete data

Answer 34

It is numbers that can only be whole numbers no 3.5 only 3 or 4

Question 35

What is continuous data

Answer 35

It is data that can have inbetweens such as 3.5 and 3.54

Question 36

How to find the range

Answer 36

The highest score - the lowest score

Question 37

How to find the median

Answer 37

The middle score

Question 38

How to find the mean

Answer 38

you add all of the scores and then you divide it by the number of scores

Question 39

How to find the mode

Answer 39

It is the score that occurs the most

Question 40

What does congruent mean

Answer 40

It means it’s the same

Question 41

What does SSS stand for

Answer 41

Side side side

Question 42

What is a composite number

Answer 42

A number that can be divided equally ( no odd numbers)

Question 43

What is a complement

Answer 43

It is the other possible outcomes

Question 44

What is a surd

Answer 44

It is the root of an integer

Question 45

How to find the answer to this = x with a little 2 = 64

Answer 45

Square root 64

Question 46

How do you find the better buy

Answer 46

You divide the cost by how much it weighs. Then the number you get is how much it costs per gram