Please help! It’s late! Big grade! Help asap! Extra points!!

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

∆red ≅ ∆ by rule will give brainiest if possible

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