Algebra
Simplify :
d + d + d + d
4d
Find the range:
4, 7, 1, 8, 3, 5, 6
7
What is the area of a rectangle with side lengths 6cm and 3cm?
18cm2
a = 5 and b = 7
Work out the value of 3a + 2b
29
Describe a rectangle which would have an area of 30cm2
e.g. side lengths 5cm and 6cm
Simplify:
5 x e x 6 x f
30ef
Find the mean:
5, 6, 3, 1, 8, 1
4
What is the area of a triangle with base 10cm and height 5cm?
25cm2
x = 3
Work out the value of 2x2 + 5
23
Spell the name of a triangle with exactly two equal sides
Isosceles
Simplify:
y2 + y2 + y2
3y2
Name 4 key features of a bar chart
e.g. label axes, equal bars, title, equal gaps
Name the 3 types of angles in parallel lines
Corresponding, alternate, co-interior
Ed thinks of a number. He multiplies it by 5 and then subtracts 6. His answer is 29. What was his number?
7
Describe a rectangle which would have a perimeter of 24cm
e.g. side lengths 9cm and 3cm
Solve:
x + 3 = 11
x = 8
What must a stem and leaf diagram always have?
Vector a = (2 5)
Find 3a
(6 15)
The first four terms of a sequence are:
3, 9, 15, 21, ...
What is the next term?
27
What is the difference between an expression and an equation?
Equations has an =, so can be solved
Expand:
x(x - 4)
x2 - 4x
List A: 2, 5, 9, 1, 7
List B: 4, 6, 2, 5, 3, 8
Which list has a greater range? Explain
List A = 8
List B = 6
So List A is greater
Describe what the two numbers in a vector tell us
Top number = how far right
Bottom number = how far up
Saad says that if x - 3 = 7, then x = 4 as 7 - 3 = 4. Do you agree? Why?
Saad is wrong as you do the opposite. x = 10
Find the area of the trapezium on the board
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