A person standing on level ground is 3,020 feet away from the foot of a building. The angle formed at the point where the person is standing by the top of the building and the ground is 40°. To the nearest foot,
find the height of the building.

Which is a true statement about an exterior angle of a triangle a. it is formed by two segments that are not sides of the triangle, b. it forms a linear pair with one of the interior angles of the triangle, c. it is complementary to one of the interior angles of the triangle. d. it is formed by two segments that are sides of the triangle.

Which fraction is equal to 1hole and 2/5? a.3/5 b.75 c.57 d.73

Prove sin2a + cos2a - 1 / sin2a + cos2a + 1 = 1 - tana / 1 + cota