Selecting areas in a picture
Answers are for parents and teachers.
1
In a graphics editor select a cloud shape with the lasso, colour it blue and then copy it to three places.
Three copies of the cloud.
2
Try removing the plain background of a picture (for example one you drew) with the magic wand and describe the result.
The background goes (becomes transparent) and the object remains.
3
You selected a 150 × 100 rectangle in a picture. How many pixels does it contain?
15000
4
Write the four selection tools in a table and give one suitable use for each.
Rectangle – a square part; oval – a ball; lasso – a complex shape; wand – a plain background.