Make the folds as neat as possible, and do the tucking in very carefully in order to get proper shapes inside the pin-wheel.
Task 2
Explore the pin-wheel! Try to get as many shapes as possible by sliding the different units closer to or farther away from each other. In your notebook, draw the shapes that you are getting at the centre of the pin-wheel.
(Click here to draw)
How many shapes did you get? Does the group sitting next to you have an equal number of shapes? If there are any that you didn’t get, try getting them. Write names of these shapes. (click here to write)
Extension Task 1
In the 4th step, you get this shape. Do you know the name of this shape?
What are the measures of the interior angles of this shape? Justify your answer. (Click here to write)
GEOMETRIC REASONING
Making a Magic Pinwheel
Make the folds as neat as possible, and do the tucking in very carefully in order to get proper shapes inside the pin-wheel.
Task 2
Explore the pin-wheel! Try to get as many shapes as possible by sliding the different units closer to or farther away from each other. In your notebook, draw the shapes that you are getting at the centre of the pin-wheel.
(Click here to draw)
How many shapes did you get? Does the group sitting next to you have an equal number of shapes? If there are any that you didn’t get, try getting them. Write names of these shapes.
(click here to write)
Extension Task 1
In the 4th step, you get this shape. Do you know the name of this shape?
What are the measures of the interior angles of this shape? Justify your answer.
(Click here to write)