If ZBAC is a right angle and
m_BAD = 30°, then m DAC = [?]°.

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)

The base of a triangle exceeds the height by 7 centimeters. if the area is 400 square centimeters, find the length of the base and the height of the triangle.

Abird on top of a 200 ft bridge tower sees a man standing on the lower part of the bridge (which is 50 ft above the ground). the angle of depression from the bird is 26 ̊. how far is the man from the base of the bridge tower? with explanation and pictures .