Provide a proof the Pythoigorean Themore.

the temperature of water in a lake at 9 a. m. is - 2.6 by noon the temperature of the water rises by 5.1 Celsius by 9 p. m. the temperature of the waterfalls by 12.

In a study, the sample is chosen by writing everyones name on a playing card, shuffling the deck, then choosing the top 20 cards what is the sampling method

2 gumballs cost $.80. If grace uses exact change, in how many, different ways can she use a combination nickels, dimes, or quarters?

A rectangular prism has a volume of 150in 3. The area of the base is 30in 2. What is the height of the prism?

A polynomial g (x) has a factor of (x-a). What is the value of g (a) ?

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.