The rectangular prism above has two congruent square faces and four congruent rectangular faces. If the rectangular prism is divided into two equal parts by a plane parallel to face ABCD, which of the following best describes the cross-section of the prism?

Onnie is considering doing some long term investing with money that she inherited. she would like to have $50,000 at the end of 30 years. approximately how much money would lonnie need to put into an account earning 6% interest compounded annually in order to meet her goal?

If tan2a=cot(a+60), find the value of a, where 2a is an acute angle

For the chance to be team captain, the numbers 1-30 are put in a hat and you get two chances to pick a number, without replacement. which formula correctly shows how to find the probability that you choose the number 1 and then 2?