Help plz:)))I’ll mark u Brainliest

Step-by-step explanation:

The angle where the shadow ends is

The distance from the tree to the angle of end shadow equal (60-20)=40ft

So the tall of tree is

y = 2x

step-by-step explanation:

if you divide each number in the sequence, you'll see that they all have a multiple factor of 2. each number in the series, and any other numbers which may continue, will be multiplied by 2. therefore, y is the next number in the sequence, and x is the current one, so, our formula will be y = 2x.