Vocabulary
Area: Rectangles and Parallelograms
Area: Triangles and Trapeziums
Simplify Algebraic Expressions
Expand and Factorise
100
Find the area of the following: (Must have formula, substitute and solution)
A=bh
A=20(32)
A=640 m2
100
Find the area of the following: Include formula, substitute and solve.
A=1/2 bh
A=1/2 (7)(2.8)
A= 9.8 mi2
100
Simplify 2x + 4x - x
5x
100
Expand
2(6-c)
12-2c
200
The measure of the space inside a 2D object
Area
200
Find the area of the following: (Must have formula, substitute and solve)
A=bh
A=15(8)
A=120 in2
200
Find the area of the following. Include formula, substitute and solve.
A=39 units2
200
Simplify
k - 3m + 5m + 7k
8k+2m
200
Expand
4x (5 - 2x)
20x - 8x2
300
A shape with only one pair of parallel sides
Trapezium
300
Simplify
x + 4x^2 - 8x + 1 + 5x - x^2
3x^2 - 2x + 1
300
Factorise
12d + 8
4(3d + 2)
400
Two lines that meet at 900
Perpendicular
400
A=bh
50=5b
b=10 km
400
If the area of the triangle is 36 cm2, what is the value of x?
A=1/2 bh
36= 1/2 (6x)
x= 12
400
Simplify
4c^2d * abc * 3d
12abc^3d^2
400
Expand
(x+2)(x+5)
x^2 +7x + 10
500
A standard size volleyball court has an area of 1,800 square feet. The length of the court is 60 feet. What is the width?
A=lw
1800= 60w
w=30 feet
500
Find the area of a trapezium with height of 5 yards, and parallel sides 4 yards and 11 yards.
A=1/2 x height x (a+b)
A=1/2 x 5 x (4+11)
A=37.5 yds2
500
Expand and simplify
2a(3a+1) - 3(2 - 4a)
6a^2+14a-6
500
Expand
(2x + 3)(x - 2)
(2x2 - x - 6)