Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. Hey mathematicians! My name's Ms Szalek and welcome to maths. Today we're going to focus on ...
Rotate the rectangle ABCD 90° clockwise about the point (0,-1). Each corner of the image A'B'C'D' is the same distance from the centre of rotation as the original shape.
The lengths of the larger square are three times the length of the smaller square. The area of the larger square is nine times as large as the area of the smaller square. The area scale factor is 9.
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