Whichever of these sequences of transformations would return a shape to its original position? A) translate 3 units down then 2 units up and then 1 unit down.
B) rotate 120* counterclockwise around center C then rotate 240* around C again.
C) translate 5 units right then 5 units down.
D.) reflect over line l then reflect over line l again.

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 33 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30 ∘c on monday, but decreased at a constant rate in the next 33 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.

Which ordered pair is a solution to the system of linear equations? 2x + 3y= 6 –3x + 5y = 10

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial