Do rectangles and parallelograms get sq?

for example: Area= 10 sq in

Ok a point t on a segment with endpoints d(1, 4) and f(7, 1) partitions the segment in a 2: 1 ratio. find t. you must show all work to receive credit.

What is the value of n in the equation -1/2(2n+4)+6=-9+4(2n+1)

Sally deposited money into a savings account paying 4% simple interest per year.the first year,she earned $75 in interest.how much interest will she earn during the following year?