the area of a rectangular room is 154 square feet. if the length of one side of
the room is 11 feet, what is the perimeter of the room?

Which expression is equivalent to 2x^2+2x-4/2x^2-4x+2

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.

Which of these triangle pairs can be mapped to each other using a single translation? cof hn