I’m 11 years old

Jk I’m not I could rlly use a hand tho

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 3 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 3 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.

The table represents a function. what is f(-2)? a.-3 b. -1 c.1 d.3

What is perpendicular to y=-1/2x+11