Find the perimeter of a semicircle with a diameter of 9. Round to the nearest hundredth using the pi button or 3.14159.

Using the numbers 5, 8, and 24, create a problem using no more than four operations (addition, subtraction, division, square, square root, cube, cube root) where the solution will be an irrational number.

Adding which of the following ordered pairs to the set { (1,-2), (0,4), (2,-3) } would make it not a function? A. (-1, - 2) B. (3, 5) C. (0, 2) D. (-2, 1)

A $340 item is marked down by 50%. What is the new cost of the item?

Write out the steps required to calculate a worker's pay

Left parenthesis 3 comma negative 2 right parenthesis B. left parenthesis start fraction 13 over 3 end fraction comma negative start fraction 25 over 3 end fraction right parenthesis C. left parenthesis negative 2 comma 3 right parenthesis D.

Solve the quadratic equation by factoring. 8x^2+21=-59x

What's the square root of 98

What are the partial products of 42x5?

Mike has coffee worth 4$ per pound that he wishes to mix with 20 pounds of coffee worth 7$ per pound to get a mixture that can be sold for 5$ per pound. How many pounds of the cheaper coffee should he use?

If you roll two number cubes and add the results, which is more likely, getting an even sum or getting an odd sum? Explain