Triangle has sides of 21 and 17. Which is a Length of 3rd side

Peter wants to buy a coat that costs $87 at full price. The coat is now on sale for 40% off. Part A What is the amount in dollars he will save on the coat?

A bird leaves its nest and travels 18 miles per hour downwind for xx hours. On the return trip, the bird travels 3 miles per hour slower and has 5 miles left after xx hours. a. What is the distance of the entire trip? miles b.

Rewrite the polynomial 4x^2-7x^3-x^6+3x^4-1 in descending order, using coefficients of 0 for any missing terms. Which term is first second third, etc., when the polynomial is written in this way? Match the term number to the appropriate term.

Five times a number is - 375. Find the number

When rolling a fair 6-sided die, what is the probability of a 2 or 4 being rolled?

The length of a rectangle is 3 inches less than its width. The perimiter of the rectangle is 26 inches. Whats the width of the rectangle

Planes Q and R are parallel planes. Plane Q contains line a. Plane R contains line b. If a third plane could be drawn which contains both lines a and b, then

5.27 as a mixed number

F (x) = 3x+5 over x, what is f (a+2)

What is the answer to 2x+3y=6