Page 126 - NUMINO Challenge_M1
P. 126
EExxeerrcciissee Cut the following triangle once to make 2 triangles.
EExxpplloorree Find the number of small and big rectangles in the figure.
First, find the different rectangles that can be made, and then
count the number of each type of rectangle.
There are four different rectangles that can be made. The
number of each type of rectangle is counted below.
42 2 1
So, there are 4+2+2+1=9 rectangles in total.
EExxeerrcciissee Find the total number of small and big triangles in the figure
below.
Geometry 123
EExxpplloorree Find the number of small and big rectangles in the figure.
First, find the different rectangles that can be made, and then
count the number of each type of rectangle.
There are four different rectangles that can be made. The
number of each type of rectangle is counted below.
42 2 1
So, there are 4+2+2+1=9 rectangles in total.
EExxeerrcciissee Find the total number of small and big triangles in the figure
below.
Geometry 123
