Harold expects 20 people at his birthday party, but 17 attended. What was the percentage of error? 19.40%

17.64%

32%

16.3%

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.

Factor the polynomial by its greatest common monomial factor.

In the diagram below,abc is congruent to dec what is the value of x