Measuring lines (Edexcel GCSE Maths): Flashcards
📚Flashcards
Practise the cards
13 cards from this deck
ShowHide
Practise the cards
13 cards from this deck
Tool for measuring straight lines
Tool for measuring straight lines
Ruler
When to measure diagrams in GCSE maths exams
When to measure diagrams in GCSE maths exams
Only when told diagram is accurate
First step when measuring a line
First step when measuring a line
Line up the 0 mark with start of line
Accuracy level when measuring lines
Accuracy level when measuring lines
Nearest millimetre
What must be included with every measurement
What must be included with every measurement
Units (mm or cm)
How many mm equal 1 cm
How many mm equal 1 cm
10 mm = 1 cm
Definition of estimating in measurement
Definition of estimating in measurement
Using known measurements to find unknown ones
Average height of an adult (reference for estimating)
Average height of an adult (reference for estimating)
metres
Steps for estimating unknown measurements
Steps for estimating unknown measurements
Count how many times known fits, then multiply
Tool tip for accurate line drawing
Tool tip for accurate line drawing
Use a sharp pencil
Where to start measuring from on ruler
Where to start measuring from on ruler
Zero mark (never from cm mark)
Why keep ruler steady when measuring
Why keep ruler steady when measuring
To avoid inaccurate measurements/errors
Result of m (cliff estimation example)
Result of m (cliff estimation example)
m