Of all rectangles with area 9 which one has the minimum perimeter

Which of the following circles have their centers in the third quadrant? check all that apply.

Which statement accurately describes how to perform a 90° clockwise rotation of point a (1,4) around the origin?

The first week samantha learned to read braille, she could read 10 words per minute. in the second week she increased her speed by 20%. in the third week she increased her speed again by another 25%. how many words could she read per minute by the third week? hurry and tell me!