Question
In the square grid, R is a right-angled triangle, S is a square and T is an isosceles triangle. Arrange R, S and T from the smallest area to the largest area.
2 m

Click button first when a symbol is required. X

In the square grid, R is a right-angled triangle, S is a square and T is an isosceles triangle. Arrange R, S and T from the smallest area to the largest area.