How do you evaluate the expression to this problem 24 divided by (-4)+(-2) times (-5)

Find the area of an equilateral triangle with a side of 6 inches

See attachment below and find the equivalent of tan(∠qsr)

Which function in vertex form is equivalent to f(x) = x2 + 6x + 3? f(x) = (x + 3)2 + 3 f(x) = (x + 3)2 − 6 f(x) = (x + 6)2 + 3 f(x) = (x + 6)2 − 6