Cropping, transformations and a control work
Answers are for parents and teachers.
1
A picture is 8000×6000 pixels. What is its size after reducing to 25% (width×height)?
2000×1500
2
The largest square is cut from a 3000×2000 pixel photo. How many pixels does it have?
4000000
3
A picture 2400 pixels wide is printed at 200 dpi. How many inches wide is it?
12
4
Explain the difference between Flip Horizontal and Rotate 180°.
Flip only swaps left and right (a mirror image); rotating 180° turns the picture upside down as well.
5
Write one topic from lessons 1–8 that you found hard and explain it in one sentence.
The student's own answer.