Find the exact value of the following. -3(1.2) ^2 =

Will give brainliest to first correct answer<3

Isee the amount was $90.00 then reduced to $75.00 , what is the percent ?

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

The brain volumes (cm cubed) of 50 brains vary from a low of 904 cm cubed to a high of 1488 cm cubed. use the range rule of thumb to estimate the standard deviation s and compare the result to the exact standard deviation of 175.5 cm cubed, assuming the estimate is accurate if it is within 15 cm cubed