Cos2a = 2cos^2a-1 for all values of a

true or false?

It takes 85 pails of water to fill up a tank. If the capacity of each pail is 2.65 gallons, what ai the capacity of the tank?

K^2-2k/3 divided by k-2/2

Find the surface area of a cylinder with a height of 6 ft and a base radius of 2 ft. Use the value 3.14 for it, and do not do any rounding. Be sure to include the correct unit. 6 ft 2 ft

What does corresponding mean

What does 81 feet 2 mean when finding length

robert wants to put lights around the edge of his deck. The deck is 43 feet long and 26 feet wide. How many yards of lights does he need?

If a computer costs $600.00 and the sales tax rate is 7.5 percent, what is the total cost of the computer?

What is 2/3 cup chopped nuts multiplied by 6?

Who is taller 180 cm or 5ft 8in.

Samantha's notebook has 14 pages more than three times as much as Lisa's notebook. If Samantha's notebook has 260 pages, how many pages are there in Lisa's notebook?