Given the points P(-1, 0), Q(1, -2), R(4, 1) and S(2, 3) and that A is the midpoint of PQ, B is the midpoint of QR , C is the midpoint of PS, and D is the midpoint of RS. a)Verify that AB // CD.

What is the frequency of the sinusoidal graph?

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. when the check comes, it says they also need to pay $3.99 in sales tax. what percentage of the subtotal is the sales tax

Cal's go cart has a gas tank with the dimensions shown below. he uses a gas can that holds 11 gallon of gas, to fill the go cart tank. 11 gallon = 231 inches^3 how many full gas cans will it take to fill the go cart's gas tank?