If i have a 76.6 in math and i get a 56 on a quiz whats is my grade now

Angle mno is s rotated 180 degrees counterclockwise about the origin to form angle m’n’o’. which statement shows the measure of angle m’n’o’?

Consider that lines b and c are parallel. what is the value of x? what is the measure of the smaller angle?

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