Which shows the best estimate of the quotient of 377÷ 12? between 20 and 30 between 30 and 40 between 200 and 300 between 300 and 400

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

Given: ab ≅ bc and ao ≅ oc ok − angle bisector of ∠boc find: m∠aok

Quadrilateral efgh was dilated with the origin as the center of dilation to create quadrilateral e'f'g'h'. the quadrilateral was dilated using a scale factor of 2.5. the lengths of the sides of quadrilateral efgh are given. what is the length of side f'g'?