Foundation Flashcards
Area of a rectangle
Base times height
Area of a parallelogram
Base times height
Area of a triangle
Half times base times height
Area of a trapezium
top add bottom times height divided by 2
It doesn’t matter I get given it
Volume of a cuboid
height times length times depth
Volume of a prism
Area of cross section times length
Volume of a cylinder
pi x (radius squared) x length
Circumference of a circle
pi times diameter
Area of a circle
pi times (radius squared)
Pythagoras
The longest side squared is equal to the other two sides squared and added together.
Sin (angle)
opposite over hypotenuse
Cos (Angle)
adjacent over hypotenuse
Tan (angle)
opposite over adjacent
Speed
distance over time
Density
Mass over volume
Pressure
Force over area
Sum of the interior angles of polygon.
(Number of sides - 2 ) x 180
How to find 10%
Divide by ten
How to find 1%
Divide by 100
Equation of a straight line
y=mx+c
How do you find the gradient?
difference in y over difference in x
How many cm in a m?
100
how many grams in a kg?
1000
Angles in a triangle add up to
180 degrees
Angles in a straight line
180 Degrees
A right angle is
90 Degrees
How many meters in a kilometer?
1000
What is anything to the power of 0
1
Number of sides in a regular polygon if you know the exterior angle
360 divided by exterior angle
1 squared
1
What does reciprocal mean?
Stick it in a fraction
2 squared
4
3 squared
9
4 squared
16
5 squared
25
6 squared
36
7 squared
49
8 squared
64
9 squared
81
10 squared
100
11 squared
121
12 squared
144
13 squared
169
14 squared
196
15 squared
225
2 cubed
8
1 cubed
1
3 cubed
27
4 cubed
64
5 cubed
125
10 cubed
1000
What does the m stand for in y = mx+ c
The gradient
What does the c stand for in y = mx+ c
Where the lines cuts the y axis
Surface area of a cylinder
2(pi)xradius squared + 2(pi)radiusxheight
Volume of a cone
Pi x radius squared x height divided by 3
Volume of a pyramid
Area of base x height divided by 3
Volume of a sphere
(4/3) x pi x radius cubed
Surface area of a sphere
4 x pi x radius squared
Gradients of parallel lines
Are equal
Gradients of perpendicular lines
Multiply together to make -1
What do we do to the linear scale factor to get the area scale factor
Square it!
What do we do to the linear scale factor to get the volume scale factor
Cube it!
What are the four ways to prove congruence in triangles
SSS
ASA
SAS
RHS
