Skylar is going to invest in an account paying an interest rate of 6.4% compound monthly How much would skylar need to invest to the nearest ten dollars for the value of the account to reach $300 in 17 years

There are 20 children in the cast of a class play and 8 of the children are boys of the boys 4 have a speaking part in the play and of the girls 8 do not have a speaking part in the play if a child from the cast of the place chosen at random what is the probability that the child has a speaking part

Find the value of x for which abcd must be a parallelogram -9-6x x-30

Describe the symmetry of the figure. identify lines of symmetry, if any. find the angle and the order of any rotational symmetry.