VaaraVaara Classroom

Videos Practice Progress

Loading video…

Loading…

Loading video…

Draw an acute or obtuse angle

Ask Vaara

Your maths helper for this video

Loading…

Lines and Angles · Draw a requested angle · 3:31

You'll learn: Use a baseline, mark and second ray

Up next

15 videos

Now playing

Draw an acute or obtuse angle

3:31

Playing

Draw an acute or obtuse angle

You'll learn: Use a baseline, mark and second ray

Now playing

Same topic

Draw a requested angle

2

Draw from a different baseline direction
3:31
Draw from a different baseline direction
You'll learn: Transfer the method to new orientations
Make an angle design and verify it
3:32
Make an angle design and verify it
You'll learn: Apply drawing and measurement in a small task

Next topic

Identify supercells and describe neighbours

3

Numbers can describe a position
3:20
Numbers can describe a position
You'll learn: Interpret a count of taller neighbours
A supercell beats its neighbours
3:21
A supercell beats its neighbours
You'll learn: Identify a local maximum rather than the largest number everywhere
Supercells in a grid
3:25
Supercells in a grid
You'll learn: Apply the stated adjacency rule in two dimensions

Next topic

Place and compare numbers on a line

2

A number line needs equal steps
3:26
A number line needs equal steps
You'll learn: Connect equal distances to equal numerical increments
Find missing numbers from reference marks
3:35
Find missing numbers from reference marks
You'll learn: Infer the step size and locate values

Next topic

Explore digit sums

3

A number and its digit sum are different
3:33
A number and its digit sum are different
You'll learn: Separate place value from adding digits
Build numbers with a chosen digit sum
3:26
Build numbers with a chosen digit sum
You'll learn: Use constraints to compare possible numbers
Count appearances of a digit
3:32
Count appearances of a digit
You'll learn: Count occurrences rather than just numbers containing the digit

Next topic

Recognise and construct palindromes

2

Numbers that read the same both ways
3:29
Numbers that read the same both ways
You'll learn: Recognise and build palindromes
Reverse add and test again
3:35
Reverse add and test again
You'll learn: Follow a repeated number transformation accurately

Next topic

Explore the Kaprekar routine

2

Rearrange subtract and repeat
3:35
Rearrange subtract and repeat
You'll learn: Follow the four-digit routine with valid starting digits
Different starts can meet the same result
3:48
Different starts can meet the same result
You'll learn: Compare selected trajectories and recognise a fixed result

Next topic

Find number patterns in clocks and calendars

1

Clock and calendar digit puzzles
3:30
Clock and calendar digit puzzles
You'll learn: Find patterns within the chosen display convention