In triangle ABC, what is the measure of C if a = 20, b = 15, and c = 19? A.

26.1°

B.

42.33°

C.

58.87°

D.

63.9°

E.

116.1°

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.

Idon’t understand! use slope intercept form to solve: through: (2,5) slope= undefined

Abcd is a square. what is the measure of angle bac