A house casts a 65-foot shadow. A person standing nearby casts a 7.2 foot shadow. Their height is 4.8. Feet. What is the height of the house? I will give a brainlist for someone who can explain and answer this problem

Arectangular garden is 5 feet long and 3 feet wide. a second rectangular garden has dimensions that are double the dimensions of the first garden. what is the percent of change in perimeter from the first garden to the second garden?