Cómo se calcula las medidas de un rectángulo solo sabiendo cuánto mide el area​

How do i do this activity, is appreciated

Agraphic designer created a logo on eight and a half by 11 inch paper. in order to be placed on a business card, the logo needs to be one and 7/10 inches by 2 and 1/5 in. what is the scale factor of the dilation

Which spreadsheet would be used to compute the first nine terms of the geometric sequence a^n=32•(1/2)n-1