Mathematics
Geometry
Representational
8–9 yrs
Coordinates (age 8+)
坐标（8岁以上）
Description
Plot specified points on a coordinate grid and draw sides to complete a given polygon
Mastery Evidence
- Plot points (1,1), (1,4), (5,4), (5,1) and join to make a rectangle
- Given three vertices of a square, plot the fourth vertex
- Complete a triangle by plotting the third vertex at given coordinates and drawing sides
Assessment Prompt
If your child is given three coordinate pairs on a grid, can they plot each point and then connect the dots to draw the correct triangle or rectangle?
