Determine how many lines of sysmmetry each object had. Then determine whether each object has 180 degree rotational symmetry

The graph below shows the amount of money left in the school’s desk fund, f, after d desks have been purchased. for each new desk that is purchased, by how much does the amount of money left in the school’s desk fund decrease?

At 6 1/2 cents per pound of string beans how much does 7 pounds cost

Write an inequality for this description. - one fourth of the opposite of the difference of five and a number is less than twenty.