Betsy spent 26 days traveling in europe. how many hours did she spend traveling in europe?

Given: △abc, ab=15, bd=9 ad ⊥ bc , m∠c=30°. find: the perimeter of the triangle.

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

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 + 4x + 5 = 0