Make h the subject of the formula

A=2 (pi) r (r+h)

Which of the following is not equivalent to the formula for the circumference of a circle, C = 2r? Cr = 2

A farmer stacked hay bales. the length and width of each hay bale are shown below 1 1/3 ft and 4 ft the volume of each hay bale is 10 2/3 cubic feet. the farmer stacked eight hay bales on top of one another.

An ice sculpture is melting from the heat. assuming it's height changes by - 2/25 meters every hour, what will be the change in height after 5 hours

Round this number to the nearest hundredth -9.098

What is the value of x in the equation x - 7 = 11? 1.57 4 15 18

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.