Other tags that relate to Matching Triangles
Working systematically. Similarity and congruence. Angle properties of polygons. Pinboard/geoboard. Practical Activity. Squares. Quadrilaterals. Investigations. Visualising. Triangles.There are 155 results
Broad Topics > Thinking Mathematically > Practical Activity
Making Maths: Test the Strength of a Triangle
Age 7 to 11 Challenge Level:
Have you noticed that triangles are used in manmade structures? Perhaps there is a good reason for this? 'Test a Triangle' and see how rigid triangles are.
Cut and Make
Age 7 to 11 Challenge Level:
Cut a square of paper into three pieces as shown. Now,can you use the 3 pieces to make a large triangle, a parallelogram and the square again?
Happy Halving
Age 5 to 7 Challenge Level:
Can you split each of the shapes below in half so that the two parts are exactly the same?
Three Fingers and a Loop of String
Age 5 to 7 Challenge Level:
Using a loop of string stretched around three of your fingers, what different triangles can you make? Draw them and sort them into groups.
Sizing Them Up
Age 5 to 7 Challenge Level:
Can you put these shapes in order of size? Start with the smallest.
Stringy Quads
Age 7 to 11 Challenge Level:
This practical problem challenges you to make quadrilaterals with a loop of string. You'll need some friends to help!
Shapely Lines
Age 5 to 7 Challenge Level:
This challenge invites you to create your own picture using just straight lines. Can you identify shapes with the same number of sides and decorate them in the same way?
Repeating Patterns
Age 5 to 7 Challenge Level:
Try continuing these patterns made from triangles. Can you create your own repeating pattern?
Three Squares
Age 5 to 11 Challenge Level:
What is the greatest number of squares you can make by overlapping three squares?
Bottles (1)
Age 5 to 7 Challenge Level:
For this activity which explores capacity, you will need to collect some bottles and jars.
Hexagon Transformations
Age 7 to 11 Challenge Level:
Can you cut a regular hexagon into two pieces to make a parallelogram? Try cutting it into three pieces to make a rhombus!
Data Shapes
Age 5 to 7 Challenge Level:
Sara and Will were sorting some pictures of shapes on cards. "I'll collect the circles," said Sara. "I'll take the red ones," answered Will. Can you see any cards they would both want?
Jig Shapes
Age 5 to 11 Challenge Level:
Can you each work out what shape you have part of on your card? What will the rest of it look like?
Regular Rings 1
Age 7 to 11 Challenge Level:
Can you work out what shape is made by folding in this way? Why not create some patterns using this shape but in different sizes?
Fractional Triangles
Age 7 to 11 Challenge Level:
Use the lines on this figure to show how the square can be divided into 2 halves, 3 thirds, 6 sixths and 9 ninths.
Making Maths: Rolypoly
Age 5 to 11 Challenge Level:
Paint a stripe on a cardboard roll. Can you predict what will happen when it is rolled across a sheet of paper?
Animated Triangles
Age 5 to 7 Challenge Level:
Watch this "Notes on a Triangle" film. Can you recreate parts of the film using cut-out triangles?
Paper Patchwork 2
Age 5 to 7 Challenge Level:
Have a go at making a few of these shapes from paper in different sizes. What patterns can you create?
Bottles (2)
Age 5 to 7 Challenge Level:
In this activity focusing on capacity, you will need a collection of different jars and bottles.
Tangrams
Age 5 to 7 Challenge Level:
Can you make five differently sized squares from the tangram pieces?
Seven Sticks
Age 5 to 7 Challenge Level:
Explore the triangles that can be made with seven sticks of the same length.
Rectangles with Dominoes
Age 5 to 7 Challenge Level:
Can you make a rectangle with just 2 dominoes? What about 3, 4, 5, 6, 7...?
Folding Flowers 1
Age 7 to 11 Challenge Level:
Can you visualise what shape this piece of paper will make when it is folded?
Paper Patchwork 1
Age 5 to 7 Challenge Level:
Can you work out what shape is made when this piece of paper is folded up using the crease pattern shown?
Paper Partners
Age 5 to 7 Challenge Level:
Can you describe a piece of paper clearly enough for your partner to know which piece it is?
Reef and Granny
Age 7 to 11 Challenge Level:
Have a look at what happens when you pull a reef knot and a granny knot tight. Which do you think is best for securing things together? Why?
Halving
Age 5 to 7 Challenge Level:
These pictures show squares split into halves. Can you find other ways?
Thirsty?
Age 5 to 7 Challenge Level:
Can you lay out the pictures of the drinks in the way described by the clue cards?
Making Maths: Birds from an Egg
Age 7 to 11 Challenge Level:
Can you make the birds from the egg tangram?
Baked Bean Cans
Age 5 to 7 Challenge Level:
Is there a best way to stack cans? What do different supermarkets do? How high can you safely stack the cans?
Exploded Squares
Age 5 to 7 Challenge Level:
This practical activity challenges you to create symmetrical designs by cutting a square into strips.
Triangle Shapes
Age 5 to 11 Challenge Level:
This practical problem challenges you to create shapes and patterns with two different types of triangle. You could even try overlapping them.
It's a Fence!
Age 5 to 11 Challenge Level:
In this challenge, you will work in a group to investigate circular fences enclosing trees that are planted in square or triangular arrangements.
Cutting Corners
Age 7 to 11 Challenge Level:
Can you make the most extraordinary, the most amazing, the most unusual patterns/designs from these triangles which are made in a special way?
Star Find
Age 5 to 7 Challenge Level:
Can you see which tile is the odd one out in this design? Using the basic tile, can you make a repeating pattern to decorate our wall?
It's a Tie
Age 7 to 11 Challenge Level:
Kaia is sure that her father has worn a particular tie twice a week in at least five of the last ten weeks, but her father disagrees. Who do you think is right?
Sticks and Triangles
Age 7 to 11 Challenge Level:
Using different numbers of sticks, how many different triangles are you able to make? Can you make any rules about the numbers of sticks that make the most triangles?
A Patchwork Piece
Age 7 to 11 Challenge Level:
Follow the diagrams to make this patchwork piece, based on an octagon in a square.
How Many?
Age 5 to 7 Challenge Level:
This project challenges you to work out the number of cubes hidden under a cloth. What questions would you like to ask?
Jomista Mat
Age 7 to 11 Challenge Level:
Looking at the picture of this Jomista Mat, can you decribe what you see? Why not try and make one yourself?
Triangle Relations
Age 7 to 11 Challenge Level:
What do these two triangles have in common? How are they related?
Two by One
Age 7 to 11 Challenge Level:
An activity making various patterns with 2 x 1 rectangular tiles.
Putting Two and Two Together
Age 7 to 11 Challenge Level:
In how many ways can you fit two of these yellow triangles together? Can you predict the number of ways two blue triangles can be fitted together?
Little Man
Age 5 to 7 Challenge Level:
The Man is much smaller than us. Can you use the picture of him next to a mug to estimate his height and how much tea he drinks?
Pyramid Numbers
Age 7 to 11 Challenge Level:
What are the next three numbers in this sequence? Can you explain why are they called pyramid numbers?
Move Those Halves
Age 7 to 11 Challenge Level:
For this task, you'll need an A4 sheet and two A5 transparent sheets. Decide on a way of arranging the A5 sheets on top of the A4 sheet and explore ...
Folding Flowers 2
Age 7 to 11 Challenge Level:
Make a flower design using the same shape made out of different sizes of paper.
NRICH is part of the family of activities in the Millennium Mathematics Project.