Which completes the syllogism? all quadrilaterals have four sides. all squares are quadrilaterals. therefore,

all polygons are squares.
all squares have four sides.
all squares are parallelograms.
all squares are polygons.

I'm so close to finishing all these.

He ! a group of farmers planned to clean 80 acres of wheat per day to finish the work on schedule. right before the work started, they received a new piece of machinery that them clean 10 more acres per day than originally planned. as a result of increased productivity in the last day before the deadline they only had to clean 30 acres. how many acres of wheat did the group of farmers have to clean?

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? show your work and explain your reasoning in the space provided below.