Formulas for circles
circumference of a circle
Area of a circle
circumference of a semi-circle
Area of a semi-circle
half the area of a full circle
Circmuference of a semi-circle
Half circumference of a circle
you have to add the diameter.
First look through all the questions and see which questions you find easy and get high marks on first.
Obviously leave out questions you can't do and ones you may take a long time on, these will waste a lot of time.
USE WORKING OUT, YOU WILL GET EXTRA MARKS!!!
Simple addition, subtraction, multiplication and division
Multiplication is easy with a table
You can do all of these in your head
To solve this, you have to multiply the 3 by the 'x' which is a one and then multiply the 3 by the 6. Your answer should be 3x+18x