Decide whether ABC is a right angle triangle

Given the following similar triangles what is the area of triangle b ? a) 1 b)1.8 c)3.2 d)5

The number of branches on a tree demonstrates the fibonacci sequence. how many branches would there be on the next two levels of this tree? 13 | | | m branches

Tim open up a new saving account with a $50 deposit and plant to deposit $20 per week into the same account.write an expression to represent the total amount in his savings account.