How to find the side length on the base of 10.6 in and the hieght of pyramid which is 12.3

(98 points) i need with 5 questions. answer definitions are welcomed, but not necessary.

Asunflower was 20 1/2 inches tall. over the next 6 months, it grew to a height of 37 inches tall. what was the average yearly growth rate of the height of the plzzz write a proportion i will give you 100 points

The dash figure is a dilation if the original figure. find the scale factor. classify the dilation as an enlargement or a reduction