Find dc

: (
using sine cosine or tangent

Does the construction demonstrate how to copy an angle correctly using technology a) yes the distance between points a and f was used to create circle h b) yes the distance between points f and g was used to create circle h c) no the distance between points a and f was used to create circle h d) no the distance between points f and g was used to create circle h

What are the solutions of the equation x4 + 6x2 + 5 = 0? use u substitution to solve.

Solve the equation for x. 50(4x + 12) = 200